[DOCS] Adjust content element wizard screenshot in EXT:felogin

The GUI was changed with TYPO3 v12, so the screenshot is
adjusted as well.

Resolves: #102118
Releases: main, 12.4
Change-Id: I44a4ea5be814ed4d57b6b788254c2b4efe073bcd
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/81376


Reviewed-by: Josef Glatz <typo3@josefglatz.at>
Tested-by: Josef Glatz <typo3@josefglatz.at>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>