Bump python-dotenv from 0.21.0 to 1.0.0

Bumps [python-dotenv](https://github.com/theskumar/python-dotenv) from 0.21.0 to 1.0.0.
- [Release notes](https://github.com/theskumar/python-dotenv/releases)
- [Changelog](https://github.com/theskumar/python-dotenv/blob/main/CHANGELOG.md)
- [Commits](https://github.com/theskumar/python-dotenv/compare/v0.21.0...v1.0.0)

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

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -16,7 +16,7 @@ lxml==4.9.3
 Markdown==3.4.3
 Pillow==10.0.1
 psycopg2-binary==2.9.5
-python-dotenv==0.21.0
+python-dotenv==1.0.0
 requests==2.31.0
 six==1.16.0
 webdavclient3==3.14.6