RT130: disk usage display

Bug: Disk 1 and Disk 2 usage displays on SOH plot in GB, but values are much greater than disk storage.

Request: Space available listed in SOH messages convert from ??? (bytes?) to GB for display on SOH plot.

Ex: 9926

added Type: Bug label

I experience the same issue.

changed the description

mentioned in merge request !171 (merged)

closed with commit 268f28ec

mentioned in commit 268f28ec