disable cron job for github docker workflow

.github/workflows/docker.yml

@@ -5,15 +5,14 @@ on:
     branches: [main]
   pull_request:
     branches: [main]
-  schedule:
-    - cron: "0 0 * * *"
+  workflow_dispatch:
 
 jobs:
   docker:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2
       - name: Login to GitHub Container Registry
@@ -23,7 +22,7 @@ jobs:
           username: ${{ github.actor }}
           password: ${{ secrets.GITHUB_TOKEN }}
       - name: Build and push
-        uses: docker/build-push-action@v3
+        uses: docker/build-push-action@v4
         with:
           context: .
           push: ${{ !github.event_name != 'pull_request' }}