chore(deps): bump urllib3 from 2.6.0 to 2.6.3

Bumps [urllib3](https://github.com/urllib3/urllib3) from 2.6.0 to 2.6.3.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@2.6.0...2.6.3)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-version: 2.6.3
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -68,7 +68,7 @@ sqlparse==0.5.0
 stack-data==0.6.3
 traitlets==5.14.1
 uritemplate==4.1.1
-urllib3==2.6.0
+urllib3==2.6.3
 uWSGI==2.0.22
 vine==5.1.0
 wcwidth==0.2.13