(build) Switch to using GitHub Token
(build) Switch to using GitHub Token

Rather than using Username/Password.  This is being deprecated by GitHub
directly, and GRM is also deprecating it, so makes sense to switch.

gep13/ChocolateyGUI,gep13/ChocolateyGUI,chocolatey/ChocolateyGUI,chocolatey/ChocolateyGUI,chocolatey/ChocolateyGUI,gep13/ChocolateyGUI,gep13/ChocolateyGUI,gep13/ChocolateyGUI,chocolatey/ChocolateyGUI,chocolatey/ChocolateyGUI