build(deps): bump astral-sh/setup-uv from 5 to 6 (#602)

Bumps [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv) from 5 to 6.
- [Release notes](https://github.com/astral-sh/setup-uv/releases)
- [Commits](astral-sh/setup-uv@v5...v6)

---
updated-dependencies:
- dependency-name: astral-sh/setup-uv
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/benchmark.yml

@@ -33,7 +33,7 @@ jobs:
         ref: ${{ github.event.pull_request.base.sha }}
         fetch-depth: 0
 
-    - uses: astral-sh/setup-uv@v5
+    - uses: astral-sh/setup-uv@v6
     - name: Install nox
       run: uv pip install --system nox --upgrade
 

.github/workflows/release.yml

@@ -26,7 +26,7 @@ jobs:
       with:
         python-version: '3.12'
 
-    - uses: astral-sh/setup-uv@v5
+    - uses: astral-sh/setup-uv@v6
     - name: Install nox
       run: uv pip install --system nox --upgrade
 

.github/workflows/tests.yml

@@ -37,7 +37,7 @@ jobs:
         python-version: ${{ matrix.pyv }}
         allow-prereleases: true
 
-    - uses: astral-sh/setup-uv@v5
+    - uses: astral-sh/setup-uv@v6
       with:
         enable-cache: true
         cache-suffix: ${{ matrix.pyv }}