Fixes #17641 - Use force when destroying VMs

There's no point in waiting several seconds for any guest utils to
shut down the VM when we want to get rid of it as quickly as
possible.

This also works around cases like where VMWare misdetects
the openvm-tools status.
(cherry picked from commit 6816de9b56216a0558c9200f7590942f2419a2f7)