fix: invalid yaml in action

.github/workflows/dockerimage.yml

@@ -5,16 +5,16 @@ on: [push]
 jobs:
 
   push_to_registry:
-	name: Push Docker image to Docker Hub
+    name: Push Docker image to Docker Hub
     runs-on: ubuntu-latest
-	steps:
-	  - name: Checkout code
-		uses: actions/checkout@v2
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
 
-	  - name: Build and push Docker images
-		uses: docker/build-push-action@v1
-		with:
-		  username: ${{ secrets.DOCKER_USERNAME }}
-		  password: ${{ secrets.DOCKER_PASSWORD }}
-		  repository: lookyloo/lookyloo
-		  tags: latest
+      - name: Build and push Docker images
+        uses: docker/build-push-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+          repository: lookyloo/lookyloo
+          tags: latest