rebase: bump google.golang.org/grpc from 1.69.4 to 1.70.0

Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.69.4 to 1.70.0.
- [Release notes](https://github.com/grpc/grpc-go/releases)
- [Commits](https://github.com/grpc/grpc-go/compare/v1.69.4...v1.70.0)

---
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/transport/handler_server.go

@@ -498,5 +498,5 @@ func mapRecvMsgError(err error) error {
 	if strings.Contains(err.Error(), "body closed by handler") {
 		return status.Error(codes.Canceled, err.Error())
 	}
-	return connectionErrorf(true, err, err.Error())
+	return connectionErrorf(true, err, "%s", err.Error())
 }

vendor/google.golang.org/grpc/internal/transport/http2_server.go

@@ -564,7 +564,7 @@ func (t *http2Server) operateHeaders(ctx context.Context, frame *http2.MetaHeade
 			t.logger.Infof("Aborting the stream early: %v", errMsg)
 		}
 		t.controlBuf.put(&earlyAbortStream{
-			httpStatus:     405,
+			httpStatus:     http.StatusMethodNotAllowed,
 			streamID:       streamID,
 			contentSubtype: s.contentSubtype,
 			status:         status.New(codes.Internal, errMsg),
@@ -585,7 +585,7 @@ func (t *http2Server) operateHeaders(ctx context.Context, frame *http2.MetaHeade
 				stat = status.New(codes.PermissionDenied, err.Error())
 			}
 			t.controlBuf.put(&earlyAbortStream{
-				httpStatus:     200,
+				httpStatus:     http.StatusOK,
 				streamID:       s.id,
 				contentSubtype: s.contentSubtype,
 				status:         stat,