[BUGFIX] Sort tables alphabetically in Export

Resolves: #94389
Releases: master, 10.4
Change-Id: I6bbc99de19fbfb30f45bc7f7b03b313667daa6e3
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/69915


Tested-by: Benni Mack <benni@typo3.org>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Wouter Wolters <typo3@wouterwolters.nl>
Tested-by: Oliver Bartsch <bo@cedev.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Wouter Wolters <typo3@wouterwolters.nl>
Reviewed-by: Oliver Bartsch <bo@cedev.de>