Update astral-sh/setup-uv action to v7.6.0

Author: renovate-bot

.github/workflows/tests.yaml

@@ -35,7 +35,7 @@ jobs:
     runs-on: ubuntu-slim
     steps:
       - uses: actions/checkout@v6.0.2
-      - uses: astral-sh/setup-uv@v7.3.1
+      - uses: astral-sh/setup-uv@v7.6.0
       - name: Install Python
         run: uv --no-progress venv --python 3.14
 
@@ -225,7 +225,7 @@ jobs:
     continue-on-error: ${{ matrix.state == 'unstable' }}
     steps:
       - uses: actions/checkout@v6.0.2
-      - uses: astral-sh/setup-uv@v7.3.1
+      - uses: astral-sh/setup-uv@v7.6.0
       - name: Force native ARM64 Python on Windows ARM64
         # Workaround for https://github.com/astral-sh/uv/issues/12906: uv defaults to x86_64 Python on ARM64 Windows,
         # relying on transparent emulation. Native extensions with Rust (e.g., test-results-parser from codecov-cli)