Revert "Issue #2106939 by smustgrave, dawehner, jungle: Improve test coverage...
Revert "Issue #2106939 by smustgrave, dawehner, jungle: Improve test coverage of the flood memory backend test and convert it to a unit test"
This reverts commit 295a87f0.
6 merge requests!8506Draft: Issue #3456536 by ibrahim tameme,!5646Issue #3350972 by nod_: [random test failure]...,!5600Issue #3350972 by nod_: [random test failure]...,!5343Issue #3305066 by quietone, Rename RedirectLeadingSlashesSubscriber,!3603#ISSUE 3346218 Add a different message on edit comment,!3555Issue #2473873: Views entity operations lack cacheability support, resulting in incorrect dropbuttons
