Fix bed occupation state check in LivingEntityMixin#setOccupiedState (#188)

Removes the incorrect inversion and checks for originalState.contains(BedBlock.OCCUPIED) as the original Fabric API does

Signed-off-by: unilock <unilock@fennet.rentals>

Author: unilock

fabric-entity-events-v1/src/main/java/net/fabricmc/fabric/mixin/entity/event/LivingEntityMixin.java

@@ -128,7 +128,7 @@ private void setOccupiedState(BlockState state, World world, BlockPos pos, Livin
 		// when the bed doesn't have the property.
 		BlockState originalState = fabric_originalState != null ? fabric_originalState : state;
 
-		if (!EntitySleepEvents.SET_BED_OCCUPATION_STATE.invoker().setBedOccupationState((LivingEntity) (Object) this, pos, originalState, occupied)) {
+		if (EntitySleepEvents.SET_BED_OCCUPATION_STATE.invoker().setBedOccupationState((LivingEntity) (Object) this, pos, originalState, occupied) || originalState.contains(BedBlock.OCCUPIED)) {
 			originalState.setBedOccupied(world, pos, entity, occupied);
 		}