ci: bump astral-sh/setup-uv from 6 to 7

Bumps [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv) from 6 to 7.
- [Release notes](https://github.com/astral-sh/setup-uv/releases)
- [Commits](astral-sh/setup-uv@v6...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/ci.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
       - run: uv sync --locked
@@ -44,7 +44,7 @@ jobs:
             python: "3.13"
     steps:
       - uses: actions/checkout@v5
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
           python-version: ${{ matrix.python }}
@@ -56,7 +56,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
         with:
           python-version: "3.10"
       - run: >-
@@ -72,7 +72,7 @@ jobs:
         opencode: ["2.1.2"]
     steps:
       - uses: actions/checkout@v5
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
       - uses: actions/setup-node@v5
@@ -88,7 +88,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
       - run: uv build
       - run: uvx twine check --strict dist/*
       - uses: actions/upload-artifact@v4

.github/workflows/docs.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
       - name: Install social card dependencies

.github/workflows/release.yml

@@ -48,7 +48,7 @@ jobs:
       - uses: actions/checkout@v5
         with:
           persist-credentials: false
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
       - name: Build
         env:
           SETUPTOOLS_SCM_PRETEND_VERSION: ${{ needs.version.outputs.version }}

.github/workflows/sync-spec.yml

@@ -22,7 +22,7 @@ jobs:
       - uses: actions/checkout@v5
         with:
           persist-credentials: false
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
       - uses: oven-sh/setup-bun@v2
       - name: Resolve version
         id: version