Bump narwhals from 1.24.1 to 1.25.0

Bumps [narwhals](https://github.com/narwhals-dev/narwhals) from 1.24.1 to 1.25.0.
- [Release notes](https://github.com/narwhals-dev/narwhals/releases)
- [Commits](narwhals-dev/narwhals@v1.24.1...v1.25.0)

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

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

requirements.txt

@@ -17,7 +17,7 @@ jsonschema-specifications==2024.10.1; python_version >= '3.9'
 markdown-it-py==3.0.0; python_version >= '3.8'
 markupsafe==3.0.2; python_version >= '3.9'
 mdurl==0.1.2; python_version >= '3.7'
-narwhals==1.24.1; python_version >= '3.8'
+narwhals==1.25.0; python_version >= '3.8'
 numpy==2.2.2; python_version >= '3.10'
 packaging==24.2; python_version >= '3.8'
 pandas==2.2.3; python_version >= '3.9'