Install pre-commit requirements with hashes

[oxve]

Copy the existing pre-commit requirements files from the deprecated pre-commit Docker image.

b/319510252

[oxve]

This change can probably go in as-is. There was some follow-up required to get this to work on our internal build system as well.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 58.24%. Comparing base (ede9494) to head (68c7afe). Report is 50 commits behind head on main.

:exclamation: Current head 68c7afe differs from pull request most recent head f9cd335

Please upload reports for the commit f9cd335 to get more accurate results.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2196      +/-   ##
==========================================
+ Coverage   58.18%   58.24%   +0.05%     
==========================================
  Files        1774     1794      +20     
  Lines       84528    84889     +361     
==========================================
+ Hits        49186    49442     +256     
- Misses      35342    35447     +105     

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