Bump python-dotenv from 1.2.1 to 1.2.2

Bumps [python-dotenv](https://github.com/theskumar/python-dotenv) from 1.2.1 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@v1.2.1...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-notebook.txt

@@ -72,7 +72,7 @@ pycparser==2.23
 Pygments==2.20.0
 pyparsing==3.3.1
 python-dateutil==2.9.0.post0
-python-dotenv==1.2.1
+python-dotenv==1.2.2
 python-json-logger==4.0.0
 pytz==2025.2
 pywinpty==3.0.2 ; platform_system == "Windows"

requirements.txt

@@ -2,7 +2,7 @@ certifi==2026.1.4
 charset-normalizer==3.4.4
 idna==3.11
 python-dateutil==2.9.0.post0
-python-dotenv==1.2.1
+python-dotenv==1.2.2
 requests==2.33.0
 six==1.17.0
 urllib3==2.6.3