Bump astral-sh/setup-uv from 5 to 7

Bumps [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv) from 5 to 7.
- [Release notes](https://github.com/astral-sh/setup-uv/releases)
- [Commits](astral-sh/setup-uv@v5...v7)

---
updated-dependencies:
- dependency-name: astral-sh/setup-uv
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/markdown-link-lint.yaml

@@ -14,7 +14,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Install uv
-      uses: astral-sh/setup-uv@v5
+      uses: astral-sh/setup-uv@v7
       with:
         enable-cache: true
 

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
           fetch-depth: 0
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v5
+        uses: astral-sh/setup-uv@v7
 
       - name: Read Python version
         run: echo "PYTHON_VERSION=$(cat .python-version | tr -d '\n')" >> $GITHUB_ENV