add nltk , networkx

Author: hephaex

vendor/ngc-pytorch/requirements.22.05.txt

@@ -213,9 +213,11 @@ nbclassic==0.3.6
 nbconvert==6.4.4
 nbdime==3.1.0
 nest_asyncio==1.5.5
+networkx==2.8
 nose==1.3.3
 notebook-shim==0.1.0
 notebook==6.4.1
+nltk==3.6.7
 numexpr==2.7.0
 numpy==1.22.3
 oauth2client==3.0.0