chore(deps): bump pip in the security-updates group across 1 directory (#5635)

Bumps the security-updates group with 1 update in the / directory: [pip](https://github.com/pypa/pip).


Updates `pip` from 26.0.1 to 26.1
- [Changelog](https://github.com/pypa/pip/blob/main/NEWS.rst)
- [Commits](https://github.com/pypa/pip/compare/26.0.1...26.1)

---
updated-dependencies:
- dependency-name: pip
  dependency-version: '26.1'
  dependency-type: indirect
  dependency-group: security-updates
...

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