fix uuid mismatch when wrapping obj

[BradyAJohnston]

If we wrap an object in BlenderObject that already has a UUID, then we now take on that existing UUID instead of re-assigning one leading to loss of sync with databases.

[codecov]

Codecov Report

Attention: Patch coverage is 87.50000% with 1 line in your changes missing coverage. Please review.

Project coverage is 60.73%. Comparing base (ba02e36) to head (145cf57).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
databpy/object.py	87.50%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #11      +/-   ##
==========================================
+ Coverage   60.19%   60.73%   +0.53%     
==========================================
  Files           9        9              
  Lines         510      517       +7     
==========================================
+ Hits          307      314       +7     
  Misses        203      203              

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