revised demo testing to check all demos #1333

Job	Run time
Compatibility Checks (3.8)	2m 56s
Notebook Checks (BERT)	1m 25s
Compatibility Checks (3.9)	2m 38s
Compatibility Checks (3.10)	3m 29s
Code Checks	5m 15s
Notebook Checks (Exploratory_Analysis_Demo)	5m 39s
Notebook Checks (Grokking_Demo)	1h 11m 46s
Notebook Checks (Interactive_Neuroscope)	1m 48s
Notebook Checks (Main_Demo)	3m 14s
Notebook Checks (Othello_GPT)	1m 7s
Build Docs	0s
Deploy Docs	0s
	1h 39m 17s

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