Bump pip from 25.0 to 25.1.1

Bumps [pip](https://github.com/pypa/pip) from 25.0 to 25.1.1.
- [Changelog](https://github.com/pypa/pip/blob/main/NEWS.rst)
- [Commits](pypa/pip@25.0...25.1.1)

---
updated-dependencies:
- dependency-name: pip
  dependency-version: 25.1.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

CI/requirements_ci.in

@@ -1,7 +1,7 @@
 bump-my-version==1.1.4
 deptry==0.23.0
 flit==3.12.0
-pip==25.0
+pip==25.1.1
 pylint==3.3.7
 tox-gh==1.5.0
 tox==4.26.0