docs: document detect_cached_ticket feature

[GabrielNagy]

Missed adding this documentation in the original PR.

Fixes UDENG-2191

[didrocks]

Nothing to amend on the documentation, I think the feature is now fully in! :)

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (19cfcf7) 87.63% compared to head (8f36843) 87.63%.
Report is 2 commits behind head on main.

❗ Current head 8f36843 differs from pull request most recent head 3ae54c1. Consider uploading reports for the commit 3ae54c1 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #920   +/-   ##
=======================================
  Coverage   87.63%   87.63%           
=======================================
  Files          76       76           
  Lines        6755     6755           
=======================================
  Hits         5920     5920           
  Misses        495      495           
  Partials      340      340           

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[GabrielNagy]

Thank God (GitHub Actions) for spell checking :P