docs: replaced "Git Proxy" with "GitProxy"

[DanielVenable]

Closes #613

[linux-foundation-easycla]

The committers listed above are authorized under a signed CLA.

• ✅ login: DanielVenable / name: Daniel Venable (ff4a49e, 63d154f)
• ✅ login: JamieSlome / name: Jamie Slome (c9a2cc8)

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 57.39%. Comparing base (ee4eecd) to head (63d154f).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #618   +/-   ##
=======================================
  Coverage   57.39%   57.39%           
=======================================
  Files          46       46           
  Lines        1582     1582           
=======================================
  Hits          908      908           
  Misses        674      674           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[JamieSlome]

@DanielVenable - are you able to sign the CLA using EasyCLA? Let me know if you have any questions.

[DanielVenable]

@DanielVenable - are you able to sign the CLA using EasyCLA? Let me know if you have any questions.

I signed it

[JamieSlome]

Are you able to resolve the merge conflict? 👍 Thank you!

[JamieSlome]

LGTM! 🍰

[JamieSlome]

@DanielVenable - thank you very much for your contribution ❤️ If you've enjoyed working on the project, let me know if there is another issue you'd like to tackle and happy to walkthrough and support.

P.S. a star is always appreciated ⭐