Update Rust crate dirs to v7

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
dirs	dependencies	major	6.0.0 → 7.0.0

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 79.34%. Comparing base (a3f0cee) to head (34a5298).

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #301   +/-   ##
=======================================
  Coverage   79.34%   79.34%           
=======================================
  Files          13       13           
  Lines        2116     2116           
=======================================
  Hits         1679     1679           
  Misses        437      437           

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[tpoliaw]

Major version change is only breaking for Windows and a code path we don't use.