Fix multiline run command

Author: philipluk

.github/workflows/node_js_containers.yml

@@ -20,8 +20,9 @@ jobs:
     steps: 
       - name: Post a user
         # Send a HTTP POST request to create a user to the mongo DB.
-        run: "curl -X POST http://localhost:3001/api/user -H 'Content-Type: application: application/json' -d '{\"username\": \"hello\", \"address\": \"dwded\"}'"
-        run: "curl -X POST http://localhost:3001/api/user -H 'Content-Type: application: application/json' -d '{\"username\": \"hello\", \"address\": \"pluk\"}'"
+        run: |
+          "curl -X POST http://localhost:3001/api/user -H 'Content-Type: application: application/json' -d '{\"username\": \"hello\", \"address\": \"dwded\"}'"
+          "curl -X POST http://localhost:3001/api/user -H 'Content-Type: application: application/json' -d '{\"username\": \"hello\", \"address\": \"pluk\"}'"
       - name: Get Users
         run: curl http://localhost:3001/api/users