Check access latency

[forman]

Added a new core rule access-latency

• Changes documented in CHANGES.md
• Related issue exists and is referred to in the PR description and CHANGES.md
• Added docstrings and API docs for any new/modified user-facing classes and functions
• Changes/features documented in docs/*
• Unit-tests adapted/added for changes/features
• Test coverage remains or increases (target 100%)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 99.45%. Comparing base (200ce2f) to head (a938d47).
Report is 5 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #50   +/-   ##
=======================================
  Coverage   99.44%   99.45%           
=======================================
  Files          65       66    +1     
  Lines        2719     2746   +27     
  Branches      400      401    +1     
=======================================
+ Hits         2704     2731   +27     
  Partials       15       15           

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