tests: add the new "-r" bit to the usual merge hint
CORE-TEST-OUTPUT-UPDATE: 8197b395710e
This is on default because 8197b395710e is on default in core.
This instance will be upgraded to Heptapod 17.2.2 on 2024-09-12 at 17:00 UTC+2
CORE-TEST-OUTPUT-UPDATE: 8197b395710e
This is on default because 8197b395710e is on default in core.