build(deps): bump python-dotenv

Bumps [python-dotenv](https://github.com/theskumar/python-dotenv) from 0.17.1 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@v0.17.1...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]

samples/server/petstore/python-fastapi/requirements.txt

@@ -21,7 +21,7 @@ MarkupSafe==2.0.1
 orjson==3.11.6
 promise==2.3
 pydantic>=2
-python-dotenv==0.17.1
+python-dotenv==1.2.2
 python-multipart==0.0.26
 PyYAML>=5.4.1,<6.1.0
 requests==2.32.4