rebase: bump github.com/onsi/gomega from 1.19.0 to 1.20.0

Bumps [github.com/onsi/gomega](https://github.com/onsi/gomega) from 1.19.0 to 1.20.0.
- [Release notes](https://github.com/onsi/gomega/releases)
- [Changelog](https://github.com/onsi/gomega/blob/master/CHANGELOG.md)
- [Commits](https://github.com/onsi/gomega/compare/v1.19.0...v1.20.0)

---
updated-dependencies:
- dependency-name: github.com/onsi/gomega
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/golang.org/x/net/http2/errors.go

@@ -136,7 +136,7 @@ func (e headerFieldNameError) Error() string {
 type headerFieldValueError string
 
 func (e headerFieldValueError) Error() string {
-	return fmt.Sprintf("invalid header field value %q", string(e))
+	return fmt.Sprintf("invalid header field value for %q", string(e))
 }
 
 var (

vendor/golang.org/x/net/http2/frame.go

@@ -1532,7 +1532,8 @@ func (fr *Framer) readMetaFrame(hf *HeadersFrame) (*MetaHeadersFrame, error) {
 			fr.debugReadLoggerf("http2: decoded hpack field %+v", hf)
 		}
 		if !httpguts.ValidHeaderFieldValue(hf.Value) {
-			invalid = headerFieldValueError(hf.Value)
+			// Don't include the value in the error, because it may be sensitive.
+			invalid = headerFieldValueError(hf.Name)
 		}
 		isPseudo := strings.HasPrefix(hf.Name, ":")
 		if isPseudo {

vendor/golang.org/x/net/http2/http2.go

@@ -13,7 +13,6 @@
 // See https://http2.github.io/ for more information on HTTP/2.
 //
 // See https://http2.golang.org/ for a test server running this code.
-//
 package http2 // import "golang.org/x/net/http2"
 
 import (
@@ -176,10 +175,11 @@ func (s SettingID) String() string {
 // name (key). See httpguts.ValidHeaderName for the base rules.
 //
 // Further, http2 says:
-//   "Just as in HTTP/1.x, header field names are strings of ASCII
-//   characters that are compared in a case-insensitive
-//   fashion. However, header field names MUST be converted to
-//   lowercase prior to their encoding in HTTP/2. "
+//
+//	"Just as in HTTP/1.x, header field names are strings of ASCII
+//	characters that are compared in a case-insensitive
+//	fashion. However, header field names MUST be converted to
+//	lowercase prior to their encoding in HTTP/2. "
 func validWireHeaderFieldName(v string) bool {
 	if len(v) == 0 {
 		return false
@@ -365,8 +365,8 @@ func (s *sorter) SortStrings(ss []string) {
 // validPseudoPath reports whether v is a valid :path pseudo-header
 // value. It must be either:
 //
-//     *) a non-empty string starting with '/'
-//     *) the string '*', for OPTIONS requests.
+//   - a non-empty string starting with '/'
+//   - the string '*', for OPTIONS requests.
 //
 // For now this is only used a quick check for deciding when to clean
 // up Opaque URLs before sending requests from the Transport.

vendor/golang.org/x/net/http2/server.go

@@ -400,7 +400,7 @@ func (s *Server) ServeConn(c net.Conn, opts *ServeConnOpts) {
 	if s.NewWriteScheduler != nil {
 		sc.writeSched = s.NewWriteScheduler()
 	} else {
-		sc.writeSched = NewRandomWriteScheduler()
+		sc.writeSched = NewPriorityWriteScheduler(nil)
 	}
 
 	// These start at the RFC-specified defaults. If there is a higher
@@ -2316,17 +2316,18 @@ type requestBody struct {
 	_             incomparable
 	stream        *stream
 	conn          *serverConn
-	closed        bool  // for use by Close only
-	sawEOF        bool  // for use by Read only
-	pipe          *pipe // non-nil if we have a HTTP entity message body
-	needsContinue bool  // need to send a 100-continue
+	closeOnce     sync.Once // for use by Close only
+	sawEOF        bool      // for use by Read only
+	pipe          *pipe     // non-nil if we have a HTTP entity message body
+	needsContinue bool      // need to send a 100-continue
 }
 
 func (b *requestBody) Close() error {
-	if b.pipe != nil && !b.closed {
-		b.pipe.BreakWithError(errClosedBody)
-	}
-	b.closed = true
+	b.closeOnce.Do(func() {
+		if b.pipe != nil {
+			b.pipe.BreakWithError(errClosedBody)
+		}
+	})
 	return nil
 }
 
@@ -2546,8 +2547,9 @@ func (rws *responseWriterState) writeChunk(p []byte) (n int, err error) {
 // prior to the headers being written. If the set of trailers is fixed
 // or known before the header is written, the normal Go trailers mechanism
 // is preferred:
-//    https://golang.org/pkg/net/http/#ResponseWriter
-//    https://golang.org/pkg/net/http/#example_ResponseWriter_trailers
+//
+//	https://golang.org/pkg/net/http/#ResponseWriter
+//	https://golang.org/pkg/net/http/#example_ResponseWriter_trailers
 const TrailerPrefix = "Trailer:"
 
 // promoteUndeclaredTrailers permits http.Handlers to set trailers

vendor/golang.org/x/net/http2/transport.go

@@ -16,7 +16,6 @@ import (
 	"errors"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"log"
 	"math"
 	mathrand "math/rand"
@@ -501,12 +500,14 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res
 			if req, err = shouldRetryRequest(req, err); err == nil {
 				// After the first retry, do exponential backoff with 10% jitter.
 				if retry == 0 {
+					t.vlogf("RoundTrip retrying after failure: %v", err)
 					continue
 				}
 				backoff := float64(uint(1) << (uint(retry) - 1))
 				backoff += backoff * (0.1 * mathrand.Float64())
 				select {
 				case <-time.After(time.Second * time.Duration(backoff)):
+					t.vlogf("RoundTrip retrying after failure: %v", err)
 					continue
 				case <-req.Context().Done():
 					err = req.Context().Err()
@@ -732,10 +733,13 @@ func (cc *ClientConn) healthCheck() {
 	// trigger the healthCheck again if there is no frame received.
 	ctx, cancel := context.WithTimeout(context.Background(), pingTimeout)
 	defer cancel()
+	cc.vlogf("http2: Transport sending health check")
 	err := cc.Ping(ctx)
 	if err != nil {
+		cc.vlogf("http2: Transport health check failure: %v", err)
 		cc.closeForLostPing()
-		return
+	} else {
+		cc.vlogf("http2: Transport health check success")
 	}
 }
 
@@ -1765,7 +1769,8 @@ func (cc *ClientConn) encodeHeaders(req *http.Request, addGzipHeader bool, trail
 		}
 		for _, v := range vv {
 			if !httpguts.ValidHeaderFieldValue(v) {
-				return nil, fmt.Errorf("invalid HTTP header value %q for header %q", v, k)
+				// Don't include the value in the error, because it may be sensitive.
+				return nil, fmt.Errorf("invalid HTTP header value for header %q", k)
 			}
 		}
 	}
@@ -2898,7 +2903,12 @@ func (t *Transport) logf(format string, args ...interface{}) {
 	log.Printf(format, args...)
 }
 
-var noBody io.ReadCloser = ioutil.NopCloser(bytes.NewReader(nil))
+var noBody io.ReadCloser = noBodyReader{}
+
+type noBodyReader struct{}
+
+func (noBodyReader) Close() error             { return nil }
+func (noBodyReader) Read([]byte) (int, error) { return 0, io.EOF }
 
 type missingBody struct{}