Fix ci (#469)

* Fix ci

* add KellyCoinflip-v0

* Remove toy_text envs

Author: Mobius1D

src/ReinforcementLearningEnvironments/test/environments/3rd_party/gym.jl

@@ -3,13 +3,10 @@
         modules = [
             "gym.envs.algorithmic",
             "gym.envs.classic_control",
-            "gym.envs.toy_text",
             "gym.envs.unittest",
         ],
     )  # mujoco, box2d, robotics are not tested here
 
-    gym_env_names = filter(x -> x != "KellyCoinflipGeneralized-v0", gym_env_names)  # not sure why this env has outliers
-
     for x in gym_env_names
         env = GymEnv(x)
         RLBase.test_runnable!(env)