[deps]: Update dtolnay/rust-toolchain digest to 56f8432

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
dtolnay/rust-toolchain	action	digest	c5a29dd -> 56f8432

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 36.86%. Comparing base (907abc9) to head (5a7342f).
Report is 110 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #14264      +/-   ##
==========================================
+ Coverage   36.68%   36.86%   +0.18%     
==========================================
  Files        3180     3209      +29     
  Lines       92529    92545      +16     
  Branches    16692    16600      -92     
==========================================
+ Hits        33940    34118     +178     
+ Misses      56034    56013      -21     
+ Partials     2555     2414     -141     

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