Fixed a case, where a pass would be picked as a random move, and then played by opponent for observation, resulting in terminal state
Fixed a case, where a pass would be picked as a random move, and then played by opponent for observation, resulting in terminal state

deepmind/open_spiel,deepmind/open_spiel,deepmind/open_spiel,deepmind/open_spiel,deepmind/open_spiel,deepmind/open_spiel