[Ready]Makes space wind great again! (#19494)

* Makes space wind great again!
Space wind is now a scaling percent to move on pressure differences.
Space wind percent to move scales with pressure amount, and other modifers:
Actively moving (as in holding down a move key) reduces chance of getting moved by space wind by 30%
Having a wall or densed anchored object to your left or right (in terms of direction to be moved) will lower your chance to be moved in space wind by 20% in each direction. (so a wall on both sides is 40%) (Only applies to mob's with limbs)

* does the mrp

code/modules/projectiles/projectile.dm

@@ -10,7 +10,7 @@
 	mouse_opacity = 0
 	hitsound = 'sound/weapons/pierce.ogg'
 	var/hitsound_wall = ""
-	pressure_resistance = INFINITY
+
 	burn_state = LAVA_PROOF
 	var/def_zone = ""	//Aiming at
 	var/mob/firer = null//Who shot it
@@ -227,3 +227,7 @@
 /obj/item/projectile/proc/dumbfire(var/dir)
 	current = get_ranged_target_turf(src, dir, world.maxx)
 	fire()
+
+
+/obj/item/projectile/experience_pressure_difference()
+	return