build(deps): bump urllib3 in /scrapers/py_importers

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/1.26.19/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] <[email protected]>

scrapers/py_importers/requirements.txt

@@ -7,7 +7,7 @@ resolvelib==0.5.5
 six==1.16.0
 soupsieve==2.2.1
 Unidecode==1.2.0
-urllib3==1.26.6
+urllib3==1.26.19
 webencodings==0.5.1
 wget==3.2
 webptools==0.0.5