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* Allow license_stamper.py to be ran from any directory

* Format
Co-authored-by: kahmed10 <15948690+kahmed10@users.noreply.github.com>

Used to determine what files contain a license and are stamped. If not we exit and return an error code that can be later ingested by another script, as well as a list of the outstanding files in questions.

Currently baked in the list of files we should support or not support with licenses in them a well as some stuff to quickly ignore

Regenerate notebook header for licensing

Updated each source file in the repo with the existing license.