test_check_for_key_collisions: test with an actual collision
test_check_for_key_collisions: test with an actual collision

Genrated with this script:
https://gitlab.com/fdroid/fdroidserver/-/merge_requests/787#note_401275883

f-droid/fdroid-server,f-droid/fdroid-server,fdroidtravis/fdroidserver,f-droid/fdroid-server,f-droid/fdroidserver,fdroidtravis/fdroidserver,f-droid/fdroidserver,fdroidtravis/fdroidserver,f-droid/fdroid-server,f-droid/fdroidserver,f-droid/fdroidserver,fdroidtravis/fdroidserver,f-droid/fdroid-server,f-droid/fdroidserver