Bump discord-py from 2.0.1 to 2.2.2 (#39)

Bumps [discord-py](https://github.com/Rapptz/discord.py) from 2.0.1 to 2.2.2.
- [Release notes](https://github.com/Rapptz/discord.py/releases)
- [Commits](https://github.com/Rapptz/discord.py/compare/v2.0.1...v2.2.2)

---
updated-dependencies:
- dependency-name: discord-py
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -3,4 +3,4 @@ PlexAPI==4.13.4
 texttable
 python-dotenv
 requests
-discord.py==2.0.1
+discord.py==2.2.2