Firebase: Sync user group

[Rup-Narayan-Rajbanshi]

Depends on

• UserGroup: Add create, update input type and readonly type. mapswipe-firebase#23

Changes

• Add FirebaseResourceAdmin for firebase resources.
• Add firebase class to sync user group data when create and update.

This PR doesn't introduce any:

• temporary files, auto-generated files or secret keys
• n+1 queries
• flake8 issues
• print
• typos
• unwanted comments

This PR contains valid:

• tests
• permission checks (tests here too)
• translations

[codecov]

Codecov Report

❌ Patch coverage is 80.85106% with 9 lines in your changes missing coverage. Please review.
✅ Project coverage is 80.10%. Comparing base (5cc5cc7) to head (81d4d04).
⚠️ Report is 4 commits behind head on develop.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
apps/contributor/firebase.py	72.22%	4 Missing and 1 partial ⚠️
apps/common/admin.py	60.00%	2 Missing ⚠️
apps/contributor/admin.py	80.00%	1 Missing ⚠️
main/config.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop      #89      +/-   ##
===========================================
- Coverage    80.10%   80.10%   -0.01%     
===========================================
  Files          146      146              
  Lines         6529     6564      +35     
  Branches       549      550       +1     
===========================================
+ Hits          5230     5258      +28     
- Misses        1109     1115       +6     
- Partials       190      191       +1     

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