update docker registry url

Author: jb-adams

.github/workflows/develop.yml

@@ -51,7 +51,7 @@ jobs:
         with:
           task-definition-arn: ${{ secrets.AWS_ECS_TASK_DEFINITION_ARN }}
           container-name: ${{ secrets.AWS_ECS_CONTAINER_NAME }}
-          image: ${{ secrets.AWS_ACCOUNT_ID }}.dkr.ecr.${{ secrets.AWS_REGION }}.amazonaws.com/${{ env.DOCKER_REPO }}:${{ env.DOCKER_TAG }}
+          image: ${{ secrets.AWS_ECR_REGISTRY}}/${{ env.DOCKER_REPO }}:${{ env.DOCKER_TAG }}
 
       - name: deploy to ecs service
         id: deploy-to-ecs-service