Add TF weights

Model converted by the [`transformers`' `pt_to_tf` CLI](https://github.com/huggingface/transformers/blob/main/src/transformers/commands/pt_to_tf.py).

All converted model outputs and hidden layers were validated against its Pytorch counterpart. Maximum crossload output difference=8.583e-06; Maximum converted output difference=8.583e-06.

cc

@lysandre

(HF maintainer for this repo)

tf_model.h5

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bfcb331cb21d8a646606a33f87446394d79a24e1f03f12cc5d40c70d4d9556a5
+size 495505384