WIP: Upgrade director-v2 service (Pydantic v2)

[giancarloromeo]

What do these changes do?

Upgrade the director-v2 to Pydantic v2.

Related issue/s

How to test

Dev-ops checklist

• No ENV changes or I properly updated ENV (read the instruction)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Please upload report for BASE (pydantic_v2_migration@bb61da5). Learn more about missing BASE report.

Additional details and impacted files

@@                   Coverage Diff                   @@
##             pydantic_v2_migration   #6572   +/-   ##
=======================================================
  Coverage                         ?   84.8%           
=======================================================
  Files                            ?     560           
  Lines                            ?   21750           
  Branches                         ?     628           
=======================================================
  Hits                             ?   18444           
  Misses                           ?    3189           
  Partials                         ?     117           

Flag	Coverage Δ
unittests	84.8% <100.0%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
...ckages/models-library/src/models_library/errors.py	100.0% <100.0%> (ø)

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud