chore(deps): update gr1n/setup-poetry action to v9

Author: renovate-bot

.github/workflows/tests.yml

@@ -29,7 +29,7 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
 
-      - uses: Gr1N/setup-poetry@v4
+      - uses: Gr1N/setup-poetry@v9
 
       - uses: actions/cache@v4
         with: