Merge branch 'master' of gitlab.aicrowd.com:flatland/flatland into...

Merge branch 'master' of gitlab.aicrowd.com:flatland/flatland into 57-access-resources-through-importlib_resources

flatland/envs/rail_env.py

@@ -25,6 +25,7 @@ class RailEnvActions(IntEnum):
     MOVE_RIGHT = 3
     STOP_MOVING = 4
 
+
 class RailEnv(Environment):
     """
     RailEnv environment class.