rebase: bump google.golang.org/grpc from 1.41.0 to 1.42.0

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.41.0 to 1.42.0.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](https://github.com/grpc/grpc-go/compare/v1.41.0...v1.42.0)

---
updated-dependencies:
- dependency-name: google.golang.org/grpc
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

vendor/google.golang.org/grpc/internal/grpcutil/grpcutil.go

@@ -0,0 +1,20 @@
+/*
+ *
+ * Copyright 2021 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// Package grpcutil provides utility functions used across the gRPC codebase.
+package grpcutil

vendor/google.golang.org/grpc/internal/grpcutil/regex.go

@@ -0,0 +1,28 @@
+/*
+ *
+ * Copyright 2021 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package grpcutil
+
+import "regexp"
+
+// FullMatchWithRegex returns whether the full string matches the regex provided.
+func FullMatchWithRegex(re *regexp.Regexp, string string) bool {
+	re.Longest()
+	rem := re.FindString(string)
+	return len(rem) == len(string)
+}

vendor/google.golang.org/grpc/internal/grpcutil/target.go

@@ -1,89 +0,0 @@
-/*
- *
- * Copyright 2020 gRPC authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-// Package grpcutil provides a bunch of utility functions to be used across the
-// gRPC codebase.
-package grpcutil
-
-import (
-	"strings"
-
-	"google.golang.org/grpc/resolver"
-)
-
-// split2 returns the values from strings.SplitN(s, sep, 2).
-// If sep is not found, it returns ("", "", false) instead.
-func split2(s, sep string) (string, string, bool) {
-	spl := strings.SplitN(s, sep, 2)
-	if len(spl) < 2 {
-		return "", "", false
-	}
-	return spl[0], spl[1], true
-}
-
-// ParseTarget splits target into a resolver.Target struct containing scheme,
-// authority and endpoint. skipUnixColonParsing indicates that the parse should
-// not parse "unix:[path]" cases. This should be true in cases where a custom
-// dialer is present, to prevent a behavior change.
-//
-// If target is not a valid scheme://authority/endpoint as specified in
-// https://github.com/grpc/grpc/blob/master/doc/naming.md,
-// it returns {Endpoint: target}.
-func ParseTarget(target string, skipUnixColonParsing bool) (ret resolver.Target) {
-	var ok bool
-	if strings.HasPrefix(target, "unix-abstract:") {
-		if strings.HasPrefix(target, "unix-abstract://") {
-			// Maybe, with Authority specified, try to parse it
-			var remain string
-			ret.Scheme, remain, _ = split2(target, "://")
-			ret.Authority, ret.Endpoint, ok = split2(remain, "/")
-			if !ok {
-				// No Authority, add the "//" back
-				ret.Endpoint = "//" + remain
-			} else {
-				// Found Authority, add the "/" back
-				ret.Endpoint = "/" + ret.Endpoint
-			}
-		} else {
-			// Without Authority specified, split target on ":"
-			ret.Scheme, ret.Endpoint, _ = split2(target, ":")
-		}
-		return ret
-	}
-	ret.Scheme, ret.Endpoint, ok = split2(target, "://")
-	if !ok {
-		if strings.HasPrefix(target, "unix:") && !skipUnixColonParsing {
-			// Handle the "unix:[local/path]" and "unix:[/absolute/path]" cases,
-			// because splitting on :// only handles the
-			// "unix://[/absolute/path]" case. Only handle if the dialer is nil,
-			// to avoid a behavior change with custom dialers.
-			return resolver.Target{Scheme: "unix", Endpoint: target[len("unix:"):]}
-		}
-		return resolver.Target{Endpoint: target}
-	}
-	ret.Authority, ret.Endpoint, ok = split2(ret.Endpoint, "/")
-	if !ok {
-		return resolver.Target{Endpoint: target}
-	}
-	if ret.Scheme == "unix" {
-		// Add the "/" back in the unix case, so the unix resolver receives the
-		// actual endpoint in the "unix://[/absolute/path]" case.
-		ret.Endpoint = "/" + ret.Endpoint
-	}
-	return ret
-}