Bump urllib3 from 1.26.9 to 1.26.19

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.9 to 1.26.19.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/1.26.19/CHANGES.rst)
- [Commits](urllib3/urllib3@1.26.9...1.26.19)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -40,6 +40,6 @@ requests==2.27.1; python_version >= '3.10'
 six==1.16.0; python_version >= '3.10'
 tornado==5.1.1; python_version < '3.5'
 tornado==6.0.2; python_version >= '3.5' and python_version < '3.10'
-urllib3==1.26.9; python_version >= '3.10'
+urllib3==1.26.19; python_version >= '3.10'
 yarl==1.3.0; python_version >= '3.5' and python_version < '3.10'
 yarl==1.7.2; python_version >= '3.10'