fixed yaml syntax error

.drone.yml

@@ -131,10 +131,12 @@ steps:
         from_secret: ssh_prod_password
       PLUGIN_HOST:
         from_secret: ssh_prod_host
+    settings:
       settings:
       script:
         - mkdir -p C:\Temp\docker-config
-        - echo '{"credsStore": ""}' > C:\Temp\docker-config\config.json
+        - |
+          echo "{\"credsStore\": \"\"}" > C:\Temp\docker-config\config.json
         - docker --config C:\Temp\docker-config pull khwezi/webapitest:latest
         - docker --config C:\Temp\docker-config stop webapi 2>NUL || echo "Container not running"
         - docker --config C:\Temp\docker-config rm webapi 2>NUL || echo "Container not found"