Add braces to 10th parameter on backup.sh (#545)
Add braces to 10th parameter on backup.sh (#545)

Signed-off-by: Ben Clark <73675debcd8a436be48ec22211dcf44fe0df0a64@benjyc.uk>
ThomDietrich/openhabian,openhab/openhabian,openhab/openhabian,openhab/openhabian