ci(github-action)!: Update astral-sh/setup-uv action (v6 → v7)

| datasource  | package            | from | to |
| ----------- | ------------------ | ---- | -- |
| github-tags | astral-sh/setup-uv | v6   | v7 |

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@5a7eac68fb9809dea845d802897dc5c723910fa3 # v7
 
     - name: Cache uv dependencies
       uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4