Cleanup up all instances of using var/ definitions in proc parameters. (#52728)

* var/list cleanup

* The rest of the owl

* plushvar bad

* Can't follow my own advice.

code/modules/admin/view_variables/modify_variables.dm

@@ -17,7 +17,7 @@ GLOBAL_PROTECT(VVpixelmovement)
 //FALSE = no subtypes, strict exact type pathing (or the type doesn't have subtypes)
 //TRUE = Yes subtypes
 //NULL = User cancelled at the prompt or invalid type given
-/client/proc/vv_subtype_prompt(var/type)
+/client/proc/vv_subtype_prompt(type)
 	if (!ispath(type))
 		return
 	var/list/subtypes = subtypesof(type)