fix: list dependencies pulled with uv

[iisakkirotko]

Description

The equivalent of #3963 for when uv is used by mamba to install dependencies.

Fixes #4013

Type of Change

• Bugfix
• Feature / enhancement
• CI / Documentation
• Maintenance

Checklist

• My code follows the general style and conventions of the codebase, ensuring consistency
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings
• I have run pre-commit run --all locally in the source folder and confirmed that there are no linter errors.
• I have added tests that prove my fix is effective or that my feature works
• New and existing tests pass locally with my changes

[codecov]

Codecov Report

❌ Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.
✅ Project coverage is 63.57%. Comparing base (6f11ca2) to head (951407a).

Files with missing lines	Patch %	Lines
libmamba/src/core/prefix_data.cpp	0.00%	2 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4026   +/-   ##
=======================================
  Coverage   63.57%   63.57%           
=======================================
  Files         315      315           
  Lines       38562    38563    +1     
  Branches     2950     2950           
=======================================
+ Hits        24517    24518    +1     
  Misses      13976    13976           
  Partials       69       69           

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[jjerphan]

Actually, the environment export should also probably be tested.