[BUGFIX] Make SITE: placeholder work in foreign_selector

A tca column with a SITE: placeholder inside the
foreign_table_where config whould not work when used as a
foreign_selector in an irre. To make it work, this change
adds the resolved site from the parent context.

Resolves: #99382
Releases: main, 11.5
Change-Id: I39658576da3159c071a46505683b8641eb3bada4
Reviewed-on: https://review.typo3.org/c/Packages/TYPO3.CMS/+/77516


Tested-by: Christian Kuhn <lolli@schwarzbu.ch>
Tested-by: core-ci <typo3@b13.com>
Reviewed-by: Christian Kuhn <lolli@schwarzbu.ch>