1.22.0

Major API change: done -> termination and truncation, matching Gymnasium's new API.
The dependency gym has been switched with gymnasium, which is maintained.

What's Changed

• replace 'done' with 'termination, truncation' new logic by @5cat in #802
• Update new Render API by @younik in #800
• fix wrapper unwrapped thing by @jjshoots in #808
• Update Sphinx theme by @mgoulao in #804
• Update security permissions for GitHub workflows by @andrewtanJS in #809
• Updated Waterworld by @BolunDai0216 in #807
• Docs API Update by @WillDudley in #810
• Gymnasium dep by @WillDudley in #814

New Contributors

• @5cat made their first contribution in #802
• @younik made their first contribution in #800

Full Changelog: 1.21.0...1.22.0