Fix incorrect cache control maxAge documentations

[kiangkuang]

Fixes incorrect caching XML documentations to align with header cache-control max-age usage and code behaviour of using seconds instead of milliseconds.

Closes #7053

[CLAassistant]

All committers have signed the CLA.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 72.11%. Comparing base (ed99eb6) to head (2efabec).
Report is 1 commits behind head on main.

❗ Current head 2efabec differs from pull request most recent head 76eb914. Consider uploading reports for the commit 76eb914 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7056      +/-   ##
==========================================
+ Coverage   72.02%   72.11%   +0.09%     
==========================================
  Files        2607     2621      +14     
  Lines      130140   130776     +636     
==========================================
+ Hits        93728    94312     +584     
- Misses      36412    36464      +52     

Flag	Coverage Δ
unittests	72.11% <ø> (+0.09%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[tobias-tengler]

Thank you 🙏

[tobias-tengler]

Can you maybe update ICacheControlOptions.DefaultMaxAge as well?

[kiangkuang]

I've updated ICacheControlOptions.DefaultMaxAge, let me know if there's anywhere else I have missed.