fix minor logging issue in offline trainer

tdmpc2/trainer/offline_trainer.py

@@ -76,7 +76,7 @@ class OfflineTrainer(Trainer):
 			train_metrics = self.agent.update(self.buffer)
 
 			# Evaluate agent periodically
-			if i % self.cfg.eval_freq == 0 or i == 10_000:
+			if i % self.cfg.eval_freq == 0 or i % 10_000 == 0:
 				metrics = {
 					'iteration': i,
 					'total_time': time() - self._start_time,