build(deps): bump urllib3 from 1.26.18 to 1.26.19 in /ops/check-changed (#10901)

Bumps [urllib3](https://github.com/urllib3/urllib3) from 1.26.18 to 1.26.19.
- [Release notes](https://github.com/urllib3/urllib3/releases)
- [Changelog](https://github.com/urllib3/urllib3/blob/1.26.19/CHANGES.rst)
- [Commits](https://github.com/urllib3/urllib3/compare/1.26.18...1.26.19)

---
updated-dependencies:
- dependency-name: urllib3
  dependency-type: direct:production
...
Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

ops/check-changed/requirements.txt

@@ -8,5 +8,5 @@ PyGithub==1.57
 PyJWT==2.6.0
 PyNaCl==1.5.0
 requests==2.32.0
-urllib3==1.26.18
+urllib3==1.26.19
 wrapt==1.14.1