chore(deps): update astral-sh/setup-uv action to v7

.github/workflows/tests.yml

@@ -17,7 +17,7 @@ jobs:
       - uses: actions/checkout@v5
         with:
           fetch-depth: 0 # For setuptools-scm, replace with fetch-tags after https://github.com/actions/checkout/issues/1471
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
           python-version: ${{ matrix.python-version }}
@@ -33,7 +33,7 @@ jobs:
         python-version: [3.11] # Our min supported Python version
     steps:
       - uses: actions/checkout@v5
-      - uses: astral-sh/setup-uv@v6
+      - uses: astral-sh/setup-uv@v7
         with:
           enable-cache: true
           cache-local-path: /tmp/baipp-uv_cache_dir # Work around https://github.com/hynek/build-and-inspect-python-package/issues/181
@@ -78,7 +78,7 @@ jobs:
         python-version: [3.11, 3.13] # Our min and max supported Python versions
     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-version }}