Remove g2p_en (NVIDIA-NeMo#14204)

Signed-off-by: Charlie Truong <[email protected]>
Signed-off-by: Amir Hussein <[email protected]>

Author: chtruong814

requirements/requirements_asr.txt

@@ -1,7 +1,6 @@
 braceexpand
 editdistance
 einops
-g2p_en
 jiwer>=3.1.0,<4.0.0
 kaldi-python-io
 lhotse!=1.31.0