Add license file to packages

[MarkAshraf96]

Initial checklist

• I read the support docs
• I read the contributing guide
• I agree to follow the code of conduct
• I searched issues and couldn’t find anything (or linked relevant results below)
• If applicable, I’ve added docs and tests

Description of changes

closes #179

Removed license year from license file.
Added license files to packages

[codecov-commenter]

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (9bc5528) to head (65e915a).
Report is 9 commits behind head on main.

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Additional details and impacted files

@@            Coverage Diff            @@
##              main      #180   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            6         6           
  Lines          154       154           
=========================================
  Hits           154       154           

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[wooorm]

Released! Thanks!