bug fix and feedback update:

- fixed glitch in which it was possible to clip the boomerang special into the terrain.
- fixed the bug in which you could clip to the other side of 1 tile walls using the sword special.
- after using the spear special, if the player have no weapon while going through the spear, instead of having to interact to equip it, the player will immediately equip the spear.
- the player can no longer switch weapons if still waiting for the chicken to return.
- chickens from the chicken special won't destroy if the player swap weapons.
- the player can no longer swap weapons if the boomerang is still in the air.