Bump urllib3 from 1.25.11 to 1.26.5 in /test

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.25.11 to 1.26.5.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.25.11...1.26.5)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

test/requirements.ci.txt

@@ -1,7 +1,7 @@
 docker==4.3.1
 requests==2.26.0
 websocket-client==0.57.0
-urllib3==1.25.11
+urllib3==1.26.5
 docker-compose==1.27.4
 grpcio==1.40.0
 protobuf==3.13.0