pin setup-uv action release

Author: piyush-gambhir

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
       - uses: actions/setup-python@v6
         with:
           python-version: '3.12'
-      - uses: astral-sh/setup-uv@v8
+      - uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
         with:
           enable-cache: true
       - run: uv sync --all-extras