Update ci.yaml

Author: Akvanvig

.github/workflows/ci.yaml

@@ -30,6 +30,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
+      with:
+        persist-credentials: false
 
     - name: Set up docker buildx
       uses: docker/setup-buildx-action@v3