[BUGFIX] Use ILIKE for like queries with PostgreSQL

Use ILIKE instead of LIKE for PostgreSQL as this is case insensitive and
to be in sync with the ExpressionBuilder.

Resolves: #103961
Releases: main, 12.4
Change-Id: I859301554642f0f163e660c6151415ff3d3ba95c
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/84451


Reviewed-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: core-ci <typo3@b13.com>
Reviewed-by: Garvin Hicking <gh@faktor-e.de>
Tested-by: Stefan Bürk <stefan@buerk.tech>
Tested-by: Garvin Hicking <gh@faktor-e.de>