[BUGFIX] Clarify permission legend in access module

The legend of the access module now reflects the intended
behavior of the `edit page` and `delete page` bits.

Resolves: #84513
Releases: master, 8.7
Change-Id: I409a1a7575bd8d44ee001cbbc95f154b5625141b
Reviewed-on: https://review.typo3.org/56775


Reviewed-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Tested-by: Mathias Schreiber <mathias.schreiber@typo3.com>
Reviewed-by: Guido Schmechel <guido.schmechel@brandung.de>
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Susanne Moog <susanne.moog@typo3.org>
Tested-by: Susanne Moog <susanne.moog@typo3.org>