test: remove test-fs-utimes flaky designation

[lpinca]

The issue is likely the same as other tests that time out.

Refs: https://github.com/nodejs/node/issues/54918 Refs: https://github.com/nodejs/node/pull/54844 Refs: https://github.com/nodejs/node/pull/54802

[codecov[bot]]

Codecov Report

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

Project coverage is 87.99%. Comparing base (3f9c6c0) to head (abee765). Report is 34 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #56052      +/-   ##
==========================================
- Coverage   87.99%   87.99%   -0.01%     
==========================================
  Files         656      656              
  Lines      189000   189000              
  Branches    35992    35989       -3     
==========================================
- Hits       166308   166304       -4     
- Misses      15851    15853       +2     
- Partials     6841     6843       +2     

see 22 files with indirect coverage changes

[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/63741/

[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/63754/

[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/63892/

[nodejs-github-bot]

CI: https://ci.nodejs.org/job/node-test-pull-request/63901/

[nodejs-github-bot]

Landed in 7904bc0976dfb71129a5900ebea7472f8f014182