chore(deps): bump pip from 25.1 to 25.1.1 in /.github/workflows

Bumps [pip](https://github.com/pypa/pip) from 25.1 to 25.1.1.
- [Changelog](https://github.com/pypa/pip/blob/main/NEWS.rst)
- [Commits](pypa/pip@25.1...25.1.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/constraints.txt

@@ -1,4 +1,4 @@
-pip==25.1
+pip==25.1.1
 pre-commit==4.2.0
 black==25.1.0
 flake8==7.2.0