fixup! build: replace setup angular snapshots script with python script
fixup! build: replace setup angular snapshots script with python script

Add comment explaining why script needs to be in python

DevVersion/material2,josephperrott/material2,DevVersion/material2,crisbeto/material2,jelbourn/material2,mmalerba/material2,andrewseguin/material2,Jefiozie/material2,mmalerba/material2,crisbeto/material2,angular/components,josephperrott/material2,mmalerba/material2,angular/components,josephperrott/material2,jelbourn/material2,jelbourn/material2,josephperrott/material2,DevVersion/material2,angular/components,mmalerba/material2,crisbeto/material2,Jefiozie/material2,andrewseguin/material2,andrewseguin/material2,Jefiozie/material2,andrewseguin/material2,Jefiozie/material2,angular/components,Jefiozie/material2,josephperrott/material2,crisbeto/material2,jelbourn/material2,mmalerba/material2,jelbourn/material2,DevVersion/material2,andrewseguin/material2,DevVersion/material2