Storage: Revert using real gRPC for integration tests (#96410)

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Co-authored-by: Todd Treece <todd.treece@grafana.com>

pkg/tests/apis/helper.go

@@ -66,7 +66,9 @@ func NewK8sTestHelper(t *testing.T, opts testinfra.GrafanaOpts) *K8sTestHelper {
 
 	// Use GRPC server when not configured
 	if opts.APIServerStorageType == "" && opts.GRPCServerAddress == "" {
-		opts.APIServerStorageType = options.StorageTypeUnifiedGrpc
+		// TODO, this really should be gRPC, but sometimes fails in drone
+		// the two *should* be identical, but we have seen issues when using real gRPC vs channel
+		opts.APIServerStorageType = options.StorageTypeUnified // TODO, should be GRPC
 	}
 
 	// Always enable `FlagAppPlatformGrpcClientAuth` for k8s integration tests, as this is the desired behavior.