[BRE-505] Use GitHub token from KeyVault

[michalchecinski]

Ticket

• Closes BRE-505

Description

Shape

Screenshots

Checklist

I did the following to ensure that my changes were tested thoroughly:

• __

I did the following to ensure that my changes do not introduce security vulnerabilities:

• __

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 59.88%. Comparing base (a53c571) to head (6f8ee1d).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #172   +/-   ##
=======================================
  Coverage   59.88%   59.88%           
=======================================
  Files          43       43           
  Lines         688      688           
  Branches       56       56           
=======================================
  Hits          412      412           
  Misses        272      272           
  Partials        4        4           

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