Bump urllib3 from 1.25.10 to 1.25.11 (#2639)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.25.10 to 1.25.11.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/master/CHANGES.rst)
- [Commits](urllib3/urllib3@1.25.10...1.25.11)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

requirements.txt

@@ -36,7 +36,7 @@ statsd==3.3.0
 transaction==3.0.0
 translationstring==1.4
 ujson==4.0.1
-urllib3==1.25.10
+urllib3==1.25.11
 venusian==3.0.0
 waitress==1.4.4
 WebOb==1.8.6