Bump urllib3 from 1.26.4 to 1.26.5 in /docker

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.4 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@1.26.4...1.26.5)

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

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

Author: dependabot[bot]

docker/requirements.txt

@@ -61,6 +61,6 @@ six==1.15.0
 SQLAlchemy==1.4.46
 text-unidecode==1.3
 uritemplate==3.0.1
-urllib3==1.26.4
+urllib3==1.26.5
 Werkzeug==1.0.1
 WTForms==2.3.3