Adds Solfed stamp, recolors NRI stamp (#21861)

adds solfed stamp, redoes NRI stamp

code/modules/asset_cache/assets/paper.dm

@@ -15,6 +15,7 @@
 
 		// SKYRAT ADDITION: START - Other stamp icons
 		"stamp-nri" = 'modular_skyrat/master_files/icons/stamp_icons/large_stamp-nri.png',
+		"stamp-solfed" = 'modular_skyrat/master_files/icons/stamp_icons/large_stamp-solfed.png',
 		// SKYRAT ADDITION: END - Other stamp icons
 
 		"stamp-clown" = 'icons/stamp_icons/large_stamp-clown.png',

modular_skyrat/master_files/code/modules/paperwork/stamps.dm

@@ -69,8 +69,14 @@
 			return
 
 /obj/item/stamp/nri
-	name = "/improper Novaya Rossiyskaya Imperia stamp"
+	name = "\improper Novaya Rossiyskaya Imperia stamp"
 	desc = "A rubber stamp for stamping important documents. Used in various NRI documents."
 	icon = 'modular_skyrat/master_files/icons/obj/bureaucracy.dmi'
 	icon_state = "stamp-nri"
-	inhand_icon_state = "stamp"
+	dye_color = DYE_CENTCOM
+
+/obj/item/stamp/solfed
+	name = "\improper Solar Federation stamp"
+	icon = 'modular_skyrat/master_files/icons/obj/bureaucracy.dmi'
+	icon_state = "stamp-solfed"
+	dye_color = DYE_CE