[worker] add connector_type filtering in worker

[JeremyCloarec]

Proposed changes

• add ability to filter connectors to handle in worker: this could enable deploying workers only used for draft, or other workers only used for tasks etc...

Linked to OpenCTI-Platform/client-python#991
Linked to OpenCTI-Platform/docs#362

Related issues

Checklist

• I consider the submitted work as finished
• I tested the code for its functionality
• I wrote test cases for the relevant uses case (coverage and e2e)
• I added/update the relevant documentation (either on github or on notion)
• Where necessary I refactored code to improve the overall quality

Further comments

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 66.61%. Comparing base (0935c82) to head (66debae).
⚠️ Report is 145 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #12731      +/-   ##
==========================================
+ Coverage   66.57%   66.61%   +0.03%     
==========================================
  Files         752      752              
  Lines       79668    79668              
  Branches     8557     8563       +6     
==========================================
+ Hits        53039    53069      +30     
+ Misses      26629    26599      -30     

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[xfournet]

we could rather use a separate thread pool for internal queues in order to keep unspecialized workers