Bump urllib3 from 1.26.20 to 2.2.3

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.20 to 2.2.3.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/main/CHANGES.rst)
- [Commits](urllib3/urllib3@1.26.20...2.2.3)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

pyproject.toml

@@ -128,7 +128,7 @@ pylibmc = { version = "^1.6.0", optional = true }
 
 # urllib3 2.x seems incompatible with dulwich?
 # "urllib3.exceptions.LocationValueError: No host specified."
-urllib3 = "^1.26.19"
+urllib3 = "^2.2.3"
 
 [tool.poetry.dev-dependencies]
 factory_boy = "^3.3.1"