bump version to 2.1.1 (#314)

Author: pseudo-rnd-thoughts

minigrid/__init__.py

@@ -6,6 +6,8 @@
 from minigrid.core import roomgrid
 from minigrid.core.world_object import Wall
 
+__version__ = "2.1.0"
+
 
 def register_minigrid_envs():
     # BlockedUnlockPickup
@@ -1071,6 +1073,3 @@ def register_minigrid_envs():
         id="BabyAI-BossLevelNoUnlock-v0",
         entry_point="minigrid.envs.babyai:BossLevelNoUnlock",
     )
-
-
-__version__ = "2.1.0"