Add option to specify templates_branch on a primary group, to use that

[indy-independence]

branch when generating config for devices in that primary group

[codecov]

Codecov Report

Attention: Patch coverage is 68.29268% with 26 lines in your changes missing coverage. Please review.

Project coverage is 64.46%. Comparing base (189f1cc) to head (5b5b02f).
Report is 12 commits behind head on develop.

Files	Patch %	Lines
src/cnaas_nms/db/git_worktrees.py	52.50%	19 Missing ⚠️
src/cnaas_nms/db/git.py	16.66%	5 Missing ⚠️
src/cnaas_nms/db/settings.py	90.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop     #366      +/-   ##
===========================================
+ Coverage    64.43%   64.46%   +0.02%     
===========================================
  Files           74       75       +1     
  Lines         8096     8166      +70     
===========================================
+ Hits          5217     5264      +47     
- Misses        2879     2902      +23     

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[sonarcloud]

Quality Gate failed

Failed conditions
6 Security Hotspots

See analysis details on SonarCloud