Revert "[BUGFIX] IRRE creates new records when using foreign_selector"

This reverts commit 692bd22c0875fd37e876c79cb4a1738c67873c11

The patch breaks IRRE. It is impossible to add images.

Change-Id: Iac9f0a7af3cc8532a953ac1947f6877ded4f915f
Resolves: #43239
Releases: 6.2
Reviewed-on: https://review.typo3.org/26726
Reviewed-by: Markus Klein
Tested-by: Markus Klein