When creating a VM from instance type, the root disk is not marked as bootable.

4.15.21

Create a VM from an instance type

1. Select create VM from instance type
2. Select RHEL8 or RHEL9 and an instance type (U Series)
3. Click the Create VM icon

VM gets created but the rootdisk is not marked as bootable.  Message received:
Pending Changes
The following areas have pending changes that will be applied when this VirtualMachine is restarted.

  * Details. > Boot disk

rootdisk should be marked as bootable.

After the VM is restarted, the rootdisk and cloudinitdisks are marked bootable for a short time and then revert back to previous state and the Pending changes informational messages is displayed.