Merge pull request #8560 from Ghommie/Ghommie-cit37

Ports in the fix against hitting oneself with one's own thrown items.

code/modules/antagonists/cult/cult_items.dm

@@ -990,6 +990,6 @@
 							continue
 						throw_at(Next, 3, 1, D.thrower)
 						return
-					throw_at(D.thrower, 7, 1, D.thrower)
+					throw_at(D.thrower, 7, 1, null)
 	else
 		..()

code/modules/mob/mob_movement.dm

@@ -8,7 +8,7 @@
 	if(ismob(mover))
 		if (mover in buckled_mobs)
 			return TRUE
-	return (!mover.density || !density || lying)
+	return (!mover.density || !density || lying || (mover.throwing && mover.throwing.thrower == src && !ismob(mover)))
 
 //DO NOT USE THIS UNLESS YOU ABSOLUTELY HAVE TO. THIS IS BEING PHASED OUT FOR THE MOVESPEED MODIFICATION SYSTEM.
 //See mob_movespeed.dm