updated CHANGELOG.md with ARM SSBD fix
to use "MiB" instead.
- Snapshot related host files (vm-state, memory, block backing files) are now
flushed to their backing mediums as part of the CreateSnapshot operation.
+- Fixed the SSBD mitigation not being enabled on `aarch64` with the provided
+ `prod-host-setup.md`.
## [0.24.0]
