fix(deps): update rust docker tag to v1.81.0

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
rust	stage	minor	1.80.1-bookworm -> 1.81.0-bookworm
rust	final	minor	1.80.1-bookworm -> 1.81.0-bookworm

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.72%. Comparing base (bceba9f) to head (0201514).
Report is 12 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #360   +/-   ##
=======================================
  Coverage   82.72%   82.72%           
=======================================
  Files           6        6           
  Lines         573      573           
=======================================
  Hits          474      474           
  Misses         99       99           

Flag	Coverage Δ
unittests	82.72% <ø> (ø)

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