[MIRROR] The day has come gamers, the mosin nerf/rework (#2883)

* The day has come gamers, the mosin nerf/rework (#56319)

* THE NERF

* fixes a dumb mistake

* Sanity check and second thoughts

* mosin jamming

* adds the cleaning supplies, sprites, slight changes to dmg and jamming and HNNNG ONE LAST BUG

* adds maint kit to russian surplus, second try at fixing

* everything is fixed now :)

* finishing touches

* Last fix?

* fix

* fix var names

* a new sound and few more fixes

* add /brand_new variant to all ert/special spawned mosins, added a check if bolt is locked

* Bolt_locked is true when bolt is open 😂

* added a clamp just in case

Co-authored-by: Sparkezel <1haslo4@ gmail.com>

* The day has come gamers, the mosin nerf/rework

* Update to use our realism

Co-authored-by: Sparkezel <53384660+Sparkezel@users.noreply.github.com>
Co-authored-by: Sparkezel <1haslo4@ gmail.com>
Co-authored-by: Gandalf2k15 <jzo123@hotmail.com>

code/modules/cargo/packs.dm

@@ -589,11 +589,12 @@
 /datum/supply_pack/security/armory/russian
 	name = "Russian Surplus Crate"
 	desc = "Hello Comrade, we have the most modern russian military equipment the black market can offer, for the right price of course. Sadly we couldnt remove the lock so it requires Armory access to open."
-	cost = CARGO_CRATE_VALUE * 8
+	cost = CARGO_CRATE_VALUE * 12
 	contraband = TRUE
 	contains = list(/obj/item/food/rationpack,
 					/obj/item/ammo_box/a762,
 					/obj/item/storage/toolbox/ammo,
+					/obj/item/storage/toolbox/maint_kit,
 					/obj/item/clothing/suit/armor/vest/russian,
 					/obj/item/clothing/head/helmet/rus_helmet,
 					/obj/item/clothing/shoes/russian,