Add new Vigilance area model

[submarcos]

…serializers, and views

Description

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
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• 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
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AI requirements

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[cypress]

Geotrek-admin    Run #17580

Run Properties:   Passed #17580  •  3a20b49f8e ℹ️: Merge da01e2b0d54ce171cae2ac830bd01ce2b432c6bc into 2a28cfa5c1f37c6448d573ecbebb...

Project	Geotrek-admin
Branch Review	refs/pull/5597/merge
Run status	Passed #17580
Run duration	02m 11s
Commit	3a20b49f8e ℹ️: Merge da01e2b0d54ce171cae2ac830bd01ce2b432c6bc into 2a28cfa5c1f37c6448d573ecbebb...
Committer	Jean-Etienne Castagnede
View all properties for this run ↗︎

---

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

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 98.55%. Comparing base (6210b44) to head (da01e2b).
⚠️ Report is 2 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5597      +/-   ##
==========================================
+ Coverage   98.53%   98.55%   +0.02%     
==========================================
  Files         274      277       +3     
  Lines       23001    23321     +320     
==========================================
+ Hits        22665    22985     +320     
  Misses        336      336              

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