Pull request for Issue 709 add locking branch to settings

[isc-ksaduest]

New toggle for "lock branch" to prevent branch switching for namespace.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 20.00000% with 4 lines in your changes missing coverage. Please review.

Project coverage is 41.24%. Comparing base (50c83a4) to head (7f2b6ff).
Report is 13 commits behind head on main.

Files with missing lines	Patch %	Lines
cls/SourceControl/Git/Extension.cls	0.00%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #733      +/-   ##
==========================================
- Coverage   41.28%   41.24%   -0.04%     
==========================================
  Files          24       24              
  Lines        3183     3188       +5     
==========================================
+ Hits         1314     1315       +1     
- Misses       1869     1873       +4     

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[isc-pbarton]

A couple code style nitpicks, otherwise looks good to me

[isc-pbarton]

There's one more thing I missed on this pull request. Can you add a line in the CHANGELOG.md saying this feature was added please?

Changelog entry was added