Ports TG Pickup, Equip, and Drop Sounds (#15572)

* Ports TG Pickup, Equip, and Drop Sounds

* really

code/modules/projectiles/ammunition.dm

@@ -8,7 +8,7 @@
 	throwforce = 1
 	w_class = WEIGHT_CLASS_TINY
 	var/fire_sound = null						//What sound should play when this ammo is fired
-	var/drop_sound = "casingdrop"               //What sound should play when this ammo hits the ground
+	var/casing_drop_sound = "casingdrop"               //What sound should play when this ammo hits the ground
 	var/caliber = null							//Which kind of guns it can be loaded into
 	var/projectile_type = null					//The bullet type to create when New() is called
 	var/obj/item/projectile/BB = null 			//The loaded bullet

code/modules/projectiles/ammunition/ammo_casings.dm

@@ -135,7 +135,7 @@
 	desc = "A 12 gauge lead slug."
 	icon_state = "blshell"
 	caliber = "shotgun"
-	drop_sound = 'sound/weapons/gun_interactions/shotgun_fall.ogg'
+	casing_drop_sound = 'sound/weapons/gun_interactions/shotgun_fall.ogg'
 	projectile_type = /obj/item/projectile/bullet
 	materials = list(MAT_METAL=4000)
 	muzzle_flash_strength = MUZZLE_FLASH_STRENGTH_STRONG

code/modules/projectiles/guns/projectile.dm

@@ -35,7 +35,7 @@
 	if(eject_casing)
 		AC.loc = get_turf(src) //Eject casing onto ground.
 		AC.SpinAnimation(10, 1) //next gen special effects
-		playsound(src, chambered.drop_sound, 100, 1)
+		playsound(src, chambered.casing_drop_sound, 100, 1)
 	if(empty_chamber)
 		chambered = null
 	chamber_round()

code/modules/projectiles/guns/projectile/shotgun.dm

@@ -57,7 +57,7 @@
 	if(chambered)//We have a shell in the chamber
 		chambered.loc = get_turf(src)//Eject casing
 		chambered.SpinAnimation(5, 1)
-		playsound(src, chambered.drop_sound, 60, 1)
+		playsound(src, chambered.casing_drop_sound, 60, 1)
 		chambered = null
 
 /obj/item/gun/projectile/shotgun/proc/pump_reload(mob/M)