Bump urllib3 from 1.26.11 to 1.26.19

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.11 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@1.26.11...1.26.19)

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

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

requirements.txt

@@ -43,7 +43,7 @@ six==1.13.0
 sqlparse==0.3.0
 toml==0.10.2
 Unidecode==1.1.2
-urllib3==1.26.11
+urllib3==1.26.19
 wcwidth==0.1.8
 pytest==6.2.5
 pytest-cov==2.12.1