Slip rework

Spray bottle doesn't make wet floors.
Wet floor stun is now same as soap.
Fixes https://github.com/tgstation/-tg-station/issues/2459
Fixes https://github.com/tgstation/-tg-station/issues/1438
Well it doesn't but makes everything more consistent, now runes can be cleaned with everything.
Fixes https://github.com/tgstation/-tg-station/issues/368
Soap now has 20 uses that are consumed until empty