Ensure tf dialect is registered.

Otherwise, `iree-tf-opt` is kind of useless.

PiperOrigin-RevId: 286247672
diff --git a/integrations/tensorflow/compiler/BUILD b/integrations/tensorflow/compiler/BUILD
index 647895b..beff9af 100644
--- a/integrations/tensorflow/compiler/BUILD
+++ b/integrations/tensorflow/compiler/BUILD
@@ -43,6 +43,7 @@
             "@local_config_mlir//:TransformUtils",
             "@local_config_mlir//:IR",
             "@org_tensorflow//tensorflow/compiler/mlir/tensorflow",
+            "@org_tensorflow//tensorflow/compiler/mlir/tensorflow:tensorflow_dialect_registration",
             "//iree/compiler/Dialect/Flow/IR",
         ],
         "//conditions:default": [