Add celery tasks to listen to postgres NOTIFY

[Chatewgne]

Description

Ecouter des notifications NOTIFY en provenance de la base de données pour les traiter en python dans Celery

Related Issue

Checklist

• I have followed the guidelines in our Contributing document
• My code respects the Definition of done available in the Development section of the documentation
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• I have added tests that prove my fix is effective or that my feature works.
• New and existing unit tests pass locally with my changes
• I added an entry in the changelog file
• My commits are all using prefix convention (emoji + tag name) and references associated issues
• I added a label to the PR corresponding to the perimeter of my contribution
• The title of my PR mentionned the issue associated

[codecov]

Codecov Report

Attention: Patch coverage is 29.16667% with 17 lines in your changes missing coverage. Please review.

Project coverage is 98.30%. Comparing base (903591e) to head (d1ac464).
Report is 43 commits behind head on master.

Files with missing lines	Patch %	Lines
geotrek/common/tasks.py	29.16%	17 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4287      +/-   ##
==========================================
- Coverage   98.38%   98.30%   -0.08%     
==========================================
  Files         267      267              
  Lines       20893    20917      +24     
==========================================
+ Hits        20556    20563       +7     
- Misses        337      354      +17     

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[cypress]

Geotrek-admin    Run #9806

Run Properties:   Passed #9806  •  e3fd8ea2b9 ℹ️: Merge d1ac46487fdd9f2f90eac3dab676fe669e20e1a5 into ad5cca083fea47b0993d188a1f07...

Project	Geotrek-admin
Branch Review	refs/pull/4287/merge
Run status	Passed #9806
Run duration	02m 12s
Commit	e3fd8ea2b9 ℹ️: Merge d1ac46487fdd9f2f90eac3dab676fe669e20e1a5 into ad5cca083fea47b0993d188a1f07...
Committer	Célia
View all properties for this run ↗︎

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Test results
Failures	0
Flaky	0
Pending	0
Skipped	0
Passing	22
View all changes introduced in this branch ↗︎