Bump urllib3 from 1.25.10 to 2.6.0 in /Docker Volume S3 Backup

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.25.10 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@1.25.10...2.6.0)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-version: 2.6.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Docker Volume S3 Backup/requirements.txt

@@ -5,4 +5,4 @@ jmespath==0.10.0
 python-dateutil==2.8.1
 s3transfer==0.3.3
 six==1.15.0
-urllib3==1.25.10
+urllib3==2.6.0