Issue adding validation error message to the question group form element

**Describe the bug**
The validation for question group doesn't seem to work.

**To Reproduce**
Steps to reproduce the behaviour:
1. Try creating a question group
2. Add a validation check for the question group form element (not to its child)
3. Check if it works in the client app

**Expected behavior**
Client should throw a validation error and should not move to the next screen

**Screenshots**

**Additional context**
Org name: beulah test
Form name: Individual Registration
userid: beulah@beulahtest
password: password

**Developer Checklist**
Developer fixing the bug should fill this checklist.
- [ ] Does the fix require extensive regression testing?
- [ ] Are you mentioning the required scenarios that could be affected?