Bump grpc to v1.50.1

Signed-off-by: Luca Comellini <luca.com@gmail.com>

vendor/google.golang.org/protobuf/proto/doc.go

@@ -6,18 +6,17 @@
 //
 // For documentation on protocol buffers in general, see:
 //
-//   https://developers.google.com/protocol-buffers
+//	https://developers.google.com/protocol-buffers
 //
 // For a tutorial on using protocol buffers with Go, see:
 //
-//   https://developers.google.com/protocol-buffers/docs/gotutorial
+//	https://developers.google.com/protocol-buffers/docs/gotutorial
 //
 // For a guide to generated Go protocol buffer code, see:
 //
-//   https://developers.google.com/protocol-buffers/docs/reference/go-generated
+//	https://developers.google.com/protocol-buffers/docs/reference/go-generated
 //
-//
-// Binary serialization
+// # Binary serialization
 //
 // This package contains functions to convert to and from the wire format,
 // an efficient binary serialization of protocol buffers.
@@ -30,8 +29,7 @@
 // • Unmarshal converts a message from the wire format.
 // The UnmarshalOptions type provides more control over wire unmarshaling.
 //
-//
-// Basic message operations
+// # Basic message operations
 //
 // • Clone makes a deep copy of a message.
 //
@@ -45,8 +43,7 @@
 //
 // • CheckInitialized reports whether all required fields in a message are set.
 //
-//
-// Optional scalar constructors
+// # Optional scalar constructors
 //
 // The API for some generated messages represents optional scalar fields
 // as pointers to a value. For example, an optional string field has the
@@ -61,16 +58,14 @@
 //
 // Optional scalar fields are only supported in proto2.
 //
-//
-// Extension accessors
+// # Extension accessors
 //
 // • HasExtension, GetExtension, SetExtension, and ClearExtension
 // access extension field values in a protocol buffer message.
 //
 // Extension fields are only supported in proto2.
 //
-//
-// Related packages
+// # Related packages
 //
 // • Package "google.golang.org/protobuf/encoding/protojson" converts messages to
 // and from JSON.