Bump urllib3 from 1.26.6 to 1.26.19 in /Python

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.6 to 1.26.19.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.26.6...1.26.19)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Python/requirements.txt

@@ -17,5 +17,5 @@ python-dotenv==0.19.0
 pytz==2021.1
 requests==2.26.0
 six==1.16.0
-urllib3==1.26.6
+urllib3==1.26.19
 wincertstore==0.2