Changed terminal split warn to info

* added logic to check azure py packages in requirements.txt and tag other py requirement formants

* update package list

* changed searchArray to be static function because we lose access to  inside some promise callbacks

* fixed comments and added tagging of Pipfile

* fixed indexing mistake

* Refactor

* Try blocks not needed as we arent expecting any of the code to throw error

* Use the right separator that works in Windows as well

* regex fix and added trim to packageName in pipfile check

Fixes #59309

* styles for diff on markdown preview

* moved styles to markdown specific css file

tree and list remove getAriaRole since VoiceOver only properly works for tree / treeitem combination