[meta][no patch] Replace uses of REQUEST_TIME and time() with time service

Referenced new issue 📌 Replace REQUEST_TIME in Functional and FunctionalJavascript tests Needs work in summary.

Hiding patches since this is now a meta.

Services fixed 📌 Replace REQUEST_TIME in services Fixed

📌 Replace REQUEST_TIME in rest of OO code (except for tests) Fixed is the last of the issues! Once that's in I'll double check if there's any left and create a final cleanup if necessary. Great work everyone

checked - only mentions in comments are left

Last issue fixed

Closing it in favor of follow-up to fix remaining mentions in comments 📌 Replace remaining mentions of REQUEST_TIME in comments Active

Removed/re-titled a child issue as not a part of it 📌 FIx TODO in Drupal\entity_test\Plugin\Field\FieldType\ChangedTestItem Active

Congrats everyone. Massive effort 💪

Closed as duplicate 📌 [meta] Replace usages of the deprecated REQUEST_TIME constant Closed: duplicate

Automatically closed - issue fixed for 2 weeks with no activity.