review license setup on dev_tools/language_server/tests/ls_setup.py

[pjfanning]

hamilton/dev_tools/language_server/tests/ls_setup.py

Line 3 in e033338

# See ThirdPartyNotices.txt in the project root for additional notices. #

There is no ThirdPartyNotices.txt

The whole comment seems like it needs to be fixed up.
We need to update our LICENSE file to mention this file and its license
@skrawcz could you or another nominated PPMC member find out where this file originates and what the original source code headers were.