Bump pip from 26.0.1 to 26.1 (#114)

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

---
updated-dependencies:
- dependency-name: pip
  dependency-version: '26.1'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pyproject.toml

@@ -11,7 +11,7 @@ dependencies = [
     "filelock==3.29.0",
     "jupyterlab>=4.4.8",
     "nbconvert>=7.17.0",
-    "pip>=25.3",
+    "pip>=26.1",
     "pygments>=2.20.0",
     "requests>=2.33.0",
     "urllib3>=2.6.0",