Fix get_clean_property in NTSL

Author: ToasterBiome

yogstation/code/modules/scripting/Interpreter/Objects.dm

@@ -80,9 +80,9 @@ GLOBAL_LIST_EMPTY(ntsl_methods)
 
 /datum/n_struct/proc/get_clean_property(name, compare)
 	var/x = properties[name]
-	if(istext(x) && compare && x != compare) // Was changed
+	if(istext(x))
 		x = sanitize(x)
-		if(isnotpretty(x)) // Pretty filter stuff
+		if(compare && x != compare && isnotpretty(x)) // Pretty filter stuff
 			var/log_message = "An NTSL script just tripped the pretty filter, setting variable [name] from [compare] to value [x]!"
 			message_admins(log_message)
 			log_ntsl(log_message)