rebase: update packages in go.mod to latest releases

updated few packages in go.mod to latest
available release.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

vendor/gopkg.in/yaml.v2/.travis.yml

@@ -11,6 +11,7 @@ go:
     - "1.11.x"
     - "1.12.x"
     - "1.13.x"
+    - "1.14.x"
     - "tip"
 
 go_import_path: gopkg.in/yaml.v2

vendor/gopkg.in/yaml.v2/apic.go

@@ -79,6 +79,8 @@ func yaml_parser_set_encoding(parser *yaml_parser_t, encoding yaml_encoding_t) {
 	parser.encoding = encoding
 }
 
+var disableLineWrapping = false
+
 // Create a new emitter object.
 func yaml_emitter_initialize(emitter *yaml_emitter_t) {
 	*emitter = yaml_emitter_t{
@@ -87,6 +89,9 @@ func yaml_emitter_initialize(emitter *yaml_emitter_t) {
 		states:     make([]yaml_emitter_state_t, 0, initial_stack_size),
 		events:     make([]yaml_event_t, 0, initial_queue_size),
 	}
+	if disableLineWrapping {
+		emitter.best_width = -1
+	}
 }
 
 // Destroy an emitter object.

vendor/gopkg.in/yaml.v2/go.mod

@@ -1,5 +1,5 @@
-module "gopkg.in/yaml.v2"
+module gopkg.in/yaml.v2
 
-require (
-	"gopkg.in/check.v1" v0.0.0-20161208181325-20d25e280405
-)
+go 1.15
+
+require gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405

vendor/gopkg.in/yaml.v2/yaml.go

@@ -175,7 +175,7 @@ func unmarshal(in []byte, out interface{}, strict bool) (err error) {
 //                  Zero valued structs will be omitted if all their public
 //                  fields are zero, unless they implement an IsZero
 //                  method (see the IsZeroer interface type), in which
-//                  case the field will be included if that method returns true.
+//                  case the field will be excluded if IsZero returns true.
 //
 //     flow         Marshal using a flow style (useful for structs,
 //                  sequences and maps).
@@ -464,3 +464,15 @@ func isZero(v reflect.Value) bool {
 	}
 	return false
 }
+
+// FutureLineWrap globally disables line wrapping when encoding long strings.
+// This is a temporary and thus deprecated method introduced to faciliate
+// migration towards v3, which offers more control of line lengths on
+// individual encodings, and has a default matching the behavior introduced
+// by this function.
+//
+// The default formatting of v2 was erroneously changed in v2.3.0 and reverted
+// in v2.4.0, at which point this function was introduced to help migration.
+func FutureLineWrap() {
+	disableLineWrapping = true
+}