Bump urllib3 from 2.4.0 to 2.6.0

Bumps [urllib3](https://github.com/urllib3/urllib3) from 2.4.0 to 2.6.0.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@2.4.0...2.6.0)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-version: 2.6.0
  dependency-type: indirect
...

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

Author: dependabot[bot]

requirements.prod.txt

@@ -32,7 +32,7 @@ django-sans-db==1.2.0
     # via -r requirements.prod.in
 docutils==0.21.2
     # via sphinx
-environs==14.1.1
+environs[django]==14.1.1
     # via -r requirements.prod.in
 gunicorn==23.0.0
     # via -r requirements.prod.in
@@ -83,7 +83,7 @@ sphinxcontrib-serializinghtml==2.0.0
     # via sphinx
 sqlparse==0.5.3
     # via django
-urllib3==2.4.0
+urllib3==2.6.0
     # via requests
 werkzeug==3.1.3
     # via -r requirements.prod.in