Itn punctuation
This pull request **introduces 2 alerts** when merging da62342a19182f09fee4ec3d31e5b23bd0d7004c into e7977fd52de17f27befb4d36237584373adfe154 - [view on LGTM.com](https://lgtm.com/projects/g/NVIDIA/NeMo/rev/pr-28e3ff6a1ceac31e742f1feca442469642e2da8b)

**new alerts:**

* 2 for Unused import
fixed punctuation for itn in SH to be recognized as word
fixed punctuation for tn in SH to be recognized as word
added tests
simplified deployment route
