ci: bump setup-uv to maintained tag scheme (#53)

The old vX tags have been dropped to (force) (usually) better security practices. Dependabot will not update, however, leaving this v7 tag forever. Manually updating now.

See astral-sh/setup-uv#830

Committed via https://github.com/asottile/all-repos

Author: henryiii

.github/workflows/ci.yml

@@ -29,7 +29,7 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: "3.13"
-      - uses: astral-sh/setup-uv@v7
+      - uses: astral-sh/setup-uv@v8.0.0
       - uses: actions/cache@v4
         with:
           path: ~/.cache/pre-commit
@@ -71,7 +71,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
           allow-prereleases: true
 
-      - uses: astral-sh/setup-uv@v7
+      - uses: astral-sh/setup-uv@v8.0.0
 
       - name: Install package
         run: uv sync