[TASK] Declare all controllers of ext:belog as strict typed

Set all missing files to declare(strict_types=1);

Resolves: #96791
Releases: main
Change-Id: I7bec6ced5e284232cba0e5cc813ad29766ec0e30
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/73359


Tested-by: core-ci <typo3@b13.com>
Tested-by: Benni Mack <benni@typo3.org>
Tested-by: Georg Ringer <georg.ringer@gmail.com>
Reviewed-by: Oliver Klee <typo3-coding@oliverklee.de>
Reviewed-by: Benni Mack <benni@typo3.org>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>