feat(v2): support API version v2 by default

[deveaud-m]

Update endpoints to comply with the new schema as implemented in: https://github.com/fossology/fossology/pull/2633/files#

[codecov]

Codecov Report

Attention: Patch coverage is 87.17949% with 5 lines in your changes are missing coverage. Please review.

Project coverage is 92.42%. Comparing base (61d76e8) to head (5b0725a).
Report is 2 commits behind head on main.

Files	Patch %	Lines
fossology/__init__.py	75.00%	3 Missing ⚠️
fossology/obj.py	88.23%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #127      +/-   ##
==========================================
+ Coverage   92.34%   92.42%   +0.08%     
==========================================
  Files          15       15              
  Lines        1699     1717      +18     
==========================================
+ Hits         1569     1587      +18     
  Misses        130      130              

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