tests: Add basic checks for data loss during HUP
tests: Add basic checks for data loss during HUP

Change-type: patch
Signed-off-by: Kyle Harding <3c25b01657254677d3e1a8fd1f0742c5d489bd39@balena.io>

resin-os/meta-resin,resin-os/meta-resin,resin-os/meta-resin,resin-os/meta-resin