Bump urllib3 from 1.26.15 to 2.6.0

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.15 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@1.26.15...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]

requirements.txt

@@ -89,7 +89,7 @@ Tubes==0.2.1
 Twisted==22.10.0
 typing-extensions==4.5.0
 uproot==5.0.4
-urllib3==1.26.15
+urllib3==2.6.0
 Werkzeug==2.2.3
 wrapt==1.15.0
 xgboost==1.7.4