Description of problem:

Opened a Ready ROSA Cluster. Under machine pool tab, Opened "Add machine pool" dialog and user has clicked on security group drop-down. User didn't select the value instantly and waited for sometime,in between security groups are refreshed in the dialog (a fetch call to security group API has called).After auto refresh action, user tried to select the security group listed from the drop-down but unable to select the same.

Please refer attached screen recordings  UnabletoSelectSgs.mp4

How reproducible:

always

Steps to Reproduce:

1. Open OCM UI staging.
2. Open a Ready ROSA cluster  installed with custom VPC(VPC should have some Security groups associated).
3. Go to Machine pool tab.
4. Click "Add machine pool" button.
5. Click "Security groups" drop-down.
6. See the list of security groups.
7. Allow the auto refresh on security group section to run.
8. Select the  security groups from the list.
9. See the behavior.

Actual results:

At step 9 , User unable to select the security groups from the shown list.

Expected results:

At step 9 , User should able to select the security groups from the shown list irrespective of refresh/re-fetch actions.