[58] migrate to uv

[voj]

closes #58

Migrates from poetry to uv and upgrades uv and yarn dependencies.

Most changes are for linting.

Successful deployment https://github.com/GNS-Science/nshm-model-graphql-api/actions/runs/24873404169/job/72824684641

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (e22a92b) to head (2b61d06).

Additional details and impacted files

@@              Coverage Diff              @@
##           deploy-test       #59   +/-   ##
=============================================
  Coverage       100.00%   100.00%           
=============================================
  Files                6         6           
  Lines              234       233    -1     
  Branches            11        11           
=============================================
- Hits               234       233    -1     

Flag	Coverage Δ
unittests	100.00% <100.00%> (ø)

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