remove not working workflow file

.github/workflows/docker-image.yml

@@ -1,31 +0,0 @@
-name: Build and Push Docker Container - Arch Linux
-on:
-  schedule:
-    - cron: "30 18 * * 4"
-
-jobs:
-  build-and-push:
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Checkout repository
-        uses: actions/checkout@v2
-
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v1
-        with:
-          driver-opts: networks=host
-
-      - name: Login to Docker Hub
-        uses: docker/login-action@v1
-        with:
-          username: ${{ secrets.DOCKER_HUB_USERNAME }}
-          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
-
-      - name: Build and push Docker image
-        uses: docker/build-push-action@v2
-        with:
-          context: .
-          push: true
-          tags: daniel156161/borgbackup-ssh:archlinux
-          platforms: linux/amd64  # Ersetze dies durch die gewünschten Plattformen