shut up the locale warning (for now)

data/en.mse-locale/locale

@@ -764,6 +764,7 @@ error:
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 	word list type not found:			The word list type "%s" was not found (from a <word-list> tag)
 	pack item not found:				The pack item "%s" was not found (from a pack type)
+	pack type not found:				The pack type "%s" was not found (from a pack type)
 	
 	# Update checking
 	checking updates failed:			Checking updates failed.