[BUGFIX] Avoid SQL error when saving be_users.uc on PostgreSQL

This patch sets the type of be_users.uc to binary in order to avoid
SQL errors when updating it on PostgreSQL installations.

Resolves: #93616
Releases: master, 10.4
Change-Id: Ib30d4f8be566922c573c8a5f5e1144f283273f9d
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/68154


Tested-by: TYPO3com <noreply@typo3.com>
Tested-by: core-ci <typo3@b13.com>
Tested-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Reviewed-by: Anja Leichsenring <aleichsenring@ab-softlab.de>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>