[deps]: Update dtolnay/rust-toolchain digest to 6d653ac

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
dtolnay/rust-toolchain	action	digest	b3b07ba -> 6d653ac

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Configuration

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[bitwarden-bot]

Internal tracking:

• ID: PM-27396
• Link: https://bitwarden.atlassian.net/browse/PM-27396

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 51.98%. Comparing base (9b313d9) to head (11f4898).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6497      +/-   ##
==========================================
- Coverage   56.04%   51.98%   -4.06%     
==========================================
  Files        1877     1877              
  Lines       82616    82616              
  Branches     7315     7315              
==========================================
- Hits        46299    42951    -3348     
- Misses      34585    38010    +3425     
+ Partials     1732     1655      -77     

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