chore(deps): update Python dependencies

[github-actions]

This PR updates the Python dependencies for all templates that use Python.

This is an automated PR created by the update-python-deps workflow.

Note: If this PR does not trigger the template integration tests, please close the PR and reopen it. This should trigger all the tests.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 55.94%. Comparing base (256bdf5) to head (113e707).

Additional details and impacted files

@@              Coverage Diff              @@
##               main    #4194       +/-   ##
=============================================
+ Coverage     33.88%   55.94%   +22.05%     
- Complexity      503     7483     +6980     
=============================================
  Files           215     1134      +919     
  Lines         13133    70175    +57042     
  Branches       1304     8023     +6719     
=============================================
+ Hits           4450    39257    +34807     
- Misses         8318    28370    +20052     
- Partials        365     2548     +2183     

Components	Coverage Δ
spanner-templates	84.71% <ø> (∅)
spanner-import-export	69.02% <ø> (∅)
spanner-live-forward-migration	88.69% <ø> (∅)
spanner-live-reverse-replication	81.40% <ø> (∅)
spanner-bulk-migration	89.08% <ø> (∅)
gcs-spanner-dv	87.92% <ø> (∅)
see 944 files with indirect coverage changes

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