multipass delete on suspended vm cause weird error message

[georgeliao]

Describe the bug
multipass delete on suspended vm cause weird error message

To Reproduce
How, and what happened?

1. multipass launch -n vm1
2. multipass suspend vm1
3. multipass delete vm1
   delete failed: Cannot stop suspended instance. Use --force to override.

Expected behavior
multipass delete should delete the suspended VM and later it can be recovered .

Additional info

• OS: ubuntu 24.04
• multipass version: 1.14.0
• multipass get local.driver: qemu

Additional context
This only occurs on the suspended VM and not on the running VM or stopped VM.