build(deps): bump astral-sh/setup-uv from 3 to 4 in the actions group

Bumps the actions group with 1 update: [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv).


Updates `astral-sh/setup-uv` from 3 to 4
- [Release notes](https://github.com/astral-sh/setup-uv/releases)
- [Commits](astral-sh/setup-uv@v3...v4)

---
updated-dependencies:
- dependency-name: astral-sh/setup-uv
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
...

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

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
         allow-prereleases: true
 
-    - uses: astral-sh/setup-uv@v3
+    - uses: astral-sh/setup-uv@v4
 
     - name: Install package
       run: uv pip install --system -e.[test,schema]