Sprites changes for old donator kit (cmss13-devs#4702)

# About the pull request

Added sprites for the Juggernaut Donator kit. 

# Explain why it's good for the game

Replaces the old donator set which was using the vanilla syndicate
hardsuit from SS13.

# Testing Photographs and Procedure
<details>
<summary>Screenshots & Videos</summary>


(https://media.discordapp.net/attachments/1155292420343345182/1158740768677175396/jbTCHQLNCAANgNFAq26gCqW1JQoiUKTlCe6Fw6MLaXkbaVde0BxSxRAQAeyREQFokxREQARQEEypikNABCACiPOu7WoWAWzX9ot68lkQwKIQ02KFgBAQAitBQASwEkPqMYSAEBACXgREAF7EJC8EhIAQWAkCIoCVGFKPIQSEgBDwIiAC8CImeSEgBITAShAQAazEkHoMISAEhIAXARGAFzHJCwEhIARWgoAIYCWG1GMIASEgBLwIiAC8iEleCAgBIbASBP4POBL9vytFWmQAAAAASUVORK5CYII.png?ex=652e7c6f&is=651c076f&hm=12a12a220c0c86891b429785dacdfc940dde3ac22dddd9f346ecf3b05be15459&)

</details>


# Changelog
:cl:
add: Added donator item and sprites
/:cl:

---------

Co-authored-by: Zonespace <[email protected]>

code/modules/cm_marines/Donator_Items.dm

@@ -126,6 +126,9 @@
 /obj/item/storage/backpack/marine/fluff
 	xeno_types = null
 
+/obj/item/storage/backpack/marine/satchel/fluff
+	xeno_types = null
+
 /obj/item/clothing/gloves/marine/fluff   //MARINE GLOVES TEMPLATE
 	name = "ITEM NAME"
 	desc = "ITEM DESCRIPTION.  DONOR ITEM" //Add UNIQUE if Unique
@@ -211,10 +214,10 @@
 	item_state = "armor_reflec"
 
 /obj/item/clothing/suit/storage/marine/fluff/sas_juggernaut //CKEY=sasoperative (UNIQUE)
-	name = "Juggernaut Armor"
+	name = "juggernaut armor"
 	desc = "Some fancy looking armor. DONOR ITEM"
-	icon_state = "rig-syndi"
-	item_state = "syndie_hardsuit"
+	icon_state = "skinnerarmor"
+	item_state = "skinnerarmor"
 
 /obj/item/clothing/suit/storage/marine/fluff/penguin //CKEY=tophatpenguin
 	name = "Trenchcoat"
@@ -589,8 +592,8 @@
 	flags_inv_hide = HIDEEARS|HIDEALLHAIR
 
 /obj/item/clothing/head/helmet/marine/fluff/sas_juggernaut //CKEY=sasoperative (UNIQUE)
-	name = "Juggernaut Helmet"
-	icon_state = "rig0-syndi"
+	name = "juggernaut helmet"
+	icon_state = "skinnerhelmet"
 	desc = "A red helmet, for pairing with JuggerNaut Armor. DONOR ITEM"
 
 /obj/item/clothing/head/helmet/marine/fluff/tristan //CKEY=tristan63
@@ -613,13 +616,6 @@
 	flags_inventory = BLOCKSHARPOBJ
 	flags_inv_hide = HIDEEARS|HIDEMASK|HIDEEYES|HIDEALLHAIR
 
-/obj/item/clothing/head/helmet/marine/fluff/sas_juggernaut_alt //CKEY=sasoperative (UNIQUE)
-	name = "Juggernaut Helmet"
-	icon_state = "ncrhelmet"
-	desc = "A red helmet, for pairing with JuggerNaut Armor. DONOR ITEM"
-	flags_inventory = BLOCKSHARPOBJ
-	flags_inv_hide = HIDEEARS|HIDEMASK|HIDEEYES|HIDEALLHAIR
-
 /obj/item/clothing/head/helmet/marine/fluff/sadokist //CKEY=sadokist
 	name = "Tanya's Beret"
 	desc = "A bright red beret, owned by Tanya Edenia."
@@ -1366,6 +1362,12 @@
 	icon_state = "securitypack"
 	item_state = "securitypack"
 
+/obj/item/storage/backpack/marine/satchel/fluff/sas_juggernaut //CKEY=sasoperative (UNIQUE)
+	name = "tactical radiopack"
+	desc = "A Radio backpack for use with the Juggernaut armor. DONOR ITEM"
+	icon_state = "skinnerpack"
+	item_state = "skinnerpack"
+
 /obj/item/clothing/glasses/fluff/alexwarhammer
 	name = "Black Jack's Dank Shades"
 	desc = "+20 Badass points.  Donor item"

code/modules/cm_marines/Donator_Kits.dm

@@ -427,7 +427,7 @@
 	donor_key = "sasoperative"
 	kit_variant = "Juggernaut"
 	donor_gear = list(
-		/obj/item/clothing/head/helmet/marine/fluff/sas_juggernaut_alt,
+		/obj/item/storage/backpack/marine/satchel/fluff/sas_juggernaut,
 		/obj/item/clothing/head/helmet/marine/fluff/sas_juggernaut,
 		/obj/item/clothing/suit/storage/marine/fluff/sas_juggernaut,
 	)