fixed AssertionError when updating gametype_ratings
fixed AssertionError when updating gametype_ratings

em92/quakelive-local-ratings,em92/quakelive-local-ratings,em92/quakelive-local-ratings,em92/pickup-rating,em92/quakelive-local-ratings,em92/pickup-rating,em92/pickup-rating,em92/quakelive-local-ratings