Description of problem:

MTA displays a "no data available" message for a few seconds when accessing a questionnaires' detail.

The time the message is displayed depends on the internet speed of the user.

Version-Release number of selected component (if applicable): MTA 7.0.0

How reproducible: Always 

Steps to Reproduce:
1. Go to Administration .> Assessment questionnaires
2. Click on the kebab menu icon of one of the questionnaires and select "View"

Actual results:

MTA displays a "no data available" message for a few seconds before displaying the questions. 

Expected results: The loading spinner should be displayed until all the questions are loaded. 

Additional info:

I reccommend using the chrome dev "throttling" tool when trying to reproduce this bug.

Attached you'll find a video with the steps of reproduction.