polish(pu): add save_replay_gif option in lunarlander_env, add mujoco_disc_env

[puyuan1996]

Description

add save_replay_gif option in lunarlander_env, add mujoco_disc_env

Related Issue

TODO

Check List

• merge the latest version source branch/repo, and resolve all the conflicts
• pass style check
• pass all the tests

[codecov]

Codecov Report

Merging #506 (32136b3) into main (6c823c5) will decrease coverage by 0.31%.
The diff coverage is 18.18%.

❗ Current head 32136b3 differs from pull request most recent head f8425c8. Consider uploading reports for the commit f8425c8 to get more accurate results

@@            Coverage Diff             @@
##             main     #506      +/-   ##
==========================================
- Coverage   85.49%   85.17%   -0.32%     
==========================================
  Files         528      528              
  Lines       43091    42607     -484     
==========================================
- Hits        36841    36291     -550     
- Misses       6250     6316      +66     

Flag	Coverage Δ
unittests	85.17% <18.18%> (-0.32%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
ding/envs/common/__init__.py	100.00% <ø> (ø)
ding/envs/common/common_function.py	84.53% <18.18%> (-8.57%)	⬇️
ding/framework/message_queue/tests/test_nng.py	40.00% <0.00%> (-33.08%)	⬇️
ding/model/template/atoc.py	86.31% <0.00%> (-8.95%)	⬇️
ding/worker/learner/comm/flask_fs_learner.py	83.12% <0.00%> (-7.50%)	⬇️
ding/entry/tests/test_parallel_entry.py	45.45% <0.00%> (-4.55%)	⬇️
ding/interaction/tests/interaction/test_errors.py	96.29% <0.00%> (-3.71%)	⬇️
ding/utils/data/dataloader.py	44.55% <0.00%> (-2.60%)	⬇️
ding/world_model/model/tests/test_ensemble.py	71.42% <0.00%> (-2.49%)	⬇️
...envs/env_manager/tests/test_envpool_env_manager.py	36.00% <0.00%> (-2.47%)	⬇️
... and 198 more

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