[TASK] Add functional tests for copying a record into another language

The expected behavior is that the copied record is not synchronized
when modifying the language parent record (since it is not in connected
mode).

Resolves: #86215
Releases: master, 8.7
Change-Id: Ibf58dd6daf877b172aea5c31ead8ea1277834bfc
Reviewed-on: https://review.typo3.org/58246


Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Nicole Cordes <typo3@cordes.co>
Tested-by: Nicole Cordes <typo3@cordes.co>
Reviewed-by: Georg Ringer <georg.ringer@gmail.com>
Tested-by: Georg Ringer <georg.ringer@gmail.com>