Set third_party models (#74)
Set third_party models (#74)

* Change url of tftrt/examples/third_party/models

Change url to https://github.com/pooyadavoodi/models.git until
PR https://github.com/tensorflow/models/pull/6138 gets merged.

* Update submodule tftrt/examples/third_party/models

tensorflow/tensorrt,tensorflow/tensorrt,tensorflow/tensorrt