Dispensers and droppers have no sounds.

Dispensers and droppers don't have sounds since the new uptade.
Steps to reproduce. 1.Get a dispenser or dropper 2. Place the dispenser or dropper. 3. Put something in it. 4. Power it. You will see that it doesn't play a sound but before 0.15.3 and 0.15.4 it did have sounds.