ci(github-action)!: Update astral-sh/setup-uv action (v6.8.0 → v9.0.0)

| datasource  | package            | from   | to     |
| ----------- | ------------------ | ------ | ------ |
| github-tags | astral-sh/setup-uv | v6.8.0 | v9.0.0 |

Author: erhardt-consulting-bot

.github/workflows/test.yaml

@@ -19,7 +19,7 @@ jobs:
         python-version: '3.14'
 
     - name: Install uv package manager
-      uses: astral-sh/setup-uv@d0cc045d04ccac9d8b7881df0226f9e82c39688e # v6
+      uses: astral-sh/setup-uv@c771a70e6277c0a99b617c7a806ffedaca235ff9 # v9.0.0
 
     - name: Cache uv dependencies
       uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4