Bump python-dotenv from 0.13.0 to 1.0.0

Bumps [python-dotenv](https://github.com/theskumar/python-dotenv) from 0.13.0 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](theskumar/python-dotenv@v0.13.0...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

@@ -10,7 +10,7 @@ PyMySQL==0.10.1
 pyparsing==2.4.7
 pytest==5.4.3
 python-dateutil==2.8.1
-python-dotenv==0.13.0
+python-dotenv==1.0.0
 pytz==2020.1
 six==1.16.0
 SQLAlchemy==1.3.20