chore(deps): update astral-sh/setup-uv action to v8

Author: anaconda-renovate[bot]

.github/workflows/release.yml

@@ -23,7 +23,7 @@ jobs:
         python-version: '3.13'
 
     - name: Install uv
-      uses: astral-sh/setup-uv@5a095e7a2014a4212f075830d4f7277575a9d098 # v7.3.1
+      uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
 
     - name: Check tag matches version files
       run: |

.github/workflows/tests.yml

@@ -23,7 +23,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Install uv
-      uses: astral-sh/setup-uv@5a095e7a2014a4212f075830d4f7277575a9d098 # v7.3.1
+      uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
 
     - name: Install dependencies
       run: uv sync --extra test