Update go dependencies

vendor/google.golang.org/grpc/dialoptions.go

@@ -286,7 +286,8 @@ func WithInsecure() DialOption {
 }
 
 // WithTransportCredentials returns a DialOption which configures a connection
-// level security credentials (e.g., TLS/SSL).
+// level security credentials (e.g., TLS/SSL). This should not be used together
+// with WithCredentialsBundle.
 func WithTransportCredentials(creds credentials.TransportCredentials) DialOption {
 	return newFuncDialOption(func(o *dialOptions) {
 		o.copts.TransportCredentials = creds
@@ -301,6 +302,17 @@ func WithPerRPCCredentials(creds credentials.PerRPCCredentials) DialOption {
 	})
 }
 
+// WithCredentialsBundle returns a DialOption to set a credentials bundle for
+// the ClientConn.WithCreds. This should not be used together with
+// WithTransportCredentials.
+//
+// This API is experimental.
+func WithCredentialsBundle(b credentials.Bundle) DialOption {
+	return newFuncDialOption(func(o *dialOptions) {
+		o.copts.CredsBundle = b
+	})
+}
+
 // WithTimeout returns a DialOption that configures a timeout for dialing a
 // ClientConn initially. This is valid if and only if WithBlock() is present.
 //