chore(deps): bump python-dotenv from 0.19.2 to 0.20.0 (#8606)

Bumps [python-dotenv](https://github.com/theskumar/python-dotenv) from 0.19.2 to 0.20.0.
- [Release notes](https://github.com/theskumar/python-dotenv/releases)
- [Changelog](https://github.com/theskumar/python-dotenv/blob/master/CHANGELOG.md)
- [Commits](theskumar/python-dotenv@v0.19.2...v0.20.0)

---
updated-dependencies:
- dependency-name: python-dotenv
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

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

Author: dependabot[bot]

poetry.lock

@@ -84,7 +84,7 @@ pycryptodome = "3.14.1"
 oauth2 = "~1.9.0"
 qrcode = "7.3.1"
 python-magic = "0.4.25"
-python-dotenv = "0.19.2"
+python-dotenv = "0.20.0"
 python-geoip = "1.2"
 "marrow.mailer" = {git = "https://github.com/LexMachinaInc/mailer.git", rev = "6933606"}
 "marrow.util" = {git = "https://github.com/LexMachinaInc/util.git", rev = "d820293"}