Bump python-dotenv from 1.1.1 to 1.2.2

Bumps [python-dotenv](https://github.com/theskumar/python-dotenv) from 1.1.1 to 1.2.2.
- [Release notes](https://github.com/theskumar/python-dotenv/releases)
- [Changelog](https://github.com/theskumar/python-dotenv/blob/main/CHANGELOG.md)
- [Commits](theskumar/python-dotenv@v1.1.1...v1.2.2)

---
updated-dependencies:
- dependency-name: python-dotenv
  dependency-version: 1.2.2
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -14,7 +14,7 @@ pandas==2.2.3
 pyee==12.0.0
 pyhumps==3.8.0
 python-dateutil==2.9.0.post0
-python-dotenv==1.1.1
+python-dotenv==1.2.2
 pytz==2025.2
 requests==2.32.3
 scipy==1.15.2