message: Remove tensorflow:tensorflow_dialect_registration target (NFC)
  This does not have any user left.
diff: @@ -927,16 +927,6 @@ cc_library(
  alwayslink = 1,
  )
  -# Library with TensorFlow dialect static initialization.
  -# TODO(aminim): OBSOLETE ; remove all users and delete this.
  -cc_library(
  - name = "tensorflow_dialect_registration",
  - deps = [
  - ":tensorflow",
  - "@llvm-project//mlir:Shape",
  - ],
  -)
  -
  cc_library(
  name = "convert_graphdef",
  srcs = [
  