Add gcp token support

[alex766]

No description provided.

[github-actions]

ACTION NEEDED
Lance follows the Conventional Commits specification for release automation.

The PR title and description are used as the merge commit message. Please update your PR title and description to match the specification.

For details on the error please inspect the "PR Title Check" action.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 40.00000% with 6 lines in your changes missing coverage. Please review.

Project coverage is 78.43%. Comparing base (949c6e7) to head (5006370).
Report is 11 commits behind head on main.

Files with missing lines	Patch %	Lines
rust/lance-io/src/object_store.rs	40.00%	4 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3508      +/-   ##
==========================================
- Coverage   78.46%   78.43%   -0.03%     
==========================================
  Files         252      253       +1     
  Lines       93917    94552     +635     
  Branches    93917    94552     +635     
==========================================
+ Hits        73692    74165     +473     
- Misses      17230    17377     +147     
- Partials     2995     3010      +15     

Flag	Coverage Δ
unittests	78.43% <40.00%> (-0.03%)	⬇️

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