[TASK] Update label of button to create content in page module

Resolves: #104025
Releases: main, 12.4
Change-Id: I32b509644018eaa4de452f499d525c6822addad1
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/84549


Tested-by: Jasmina Ließmann <minapokhalo+typo3@gmail.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Michael Telgkamp <michael.telgkamp@mindscreen.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: Michael Telgkamp <michael.telgkamp@mindscreen.de>
Reviewed-by: Jasmina Ließmann <minapokhalo+typo3@gmail.com>
Tested-by: core-ci <typo3@b13.com>