Fixed being able to spam slam someone onto a toilet during a swirlie.
Added sound when slamming someone onto the toilet and when slamming the toilet lid onto someone's head.
Nerfed the damage for these two actions a bit.
Fixes the victim's message for these actions not being bold red.
Merge pull request #6585 from phil235/SwirlieFix

Fixed being able to spam slam someone onto a toilet during a swirlie.