fix: again test job in deployment file

.forgejo/workflows/deploy.yml

@@ -5,19 +5,17 @@ on:
       - main
 jobs:
 
-  test:
+test:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
       - name: Dependencies installieren
-        run: |
+        run: pip3 install -r requirements.txt --no-cache-dir
-          python3 -m venv .venv
-          .venv/bin/pip install -r requirements.txt --no-cache-dir
 
       - name: Tests ausführen
-        run: .venv/bin/pytest tests/ -v
+        run: pytest tests/ -v
 
   deploy:
     runs-on: ubuntu-latest