[BUGFIX] Show the copy option in the page browser contextual menu

Resolves: #33147
Releases: master, 7.6
Change-Id: I98c696eb58c759f6c50dbaf111556b86cffe0e93
Reviewed-on: https://review.typo3.org/47106


Reviewed-by: Jan Helke <typo3@helke.de>
Tested-by: Jan Helke <typo3@helke.de>
Reviewed-by: Mathias Schreiber <mathias.schreiber@wmdb.de>
Tested-by: Mathias Schreiber <mathias.schreiber@wmdb.de>
Reviewed-by: Karthikeyan Palaniswamy <karthikeyan@forethought.de>
Tested-by: Karthikeyan Palaniswamy <karthikeyan@forethought.de>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>