Release fixes&improvements compared to build provided to IndieCup

Fixed most of the issues related to enemies stuck in floor/wall blocking further progression.
Fixed spawning redundant 1-2 enemies in toilet exit room after the door has been lit green and became openable
Fixed toilet not picking up if player already in range when ToiletCarrier dies
Added a bit more ammo at the game start
Fixed possibility of player having 0 ammo at the start of the "Russian World Gallery"
Changed interactables pushing - now they fly and rotate less