[RUST] add new function for validate slot
New validate slot function has been added to fix rauc updating process which invalidated the slot to be updated but could not validate it back.
Signed-off-by: Carlo Ferriolo carlo.ferriolo@seco.com
New validate slot function has been added to fix rauc updating process which invalidated the slot to be updated but could not validate it back.
Signed-off-by: Carlo Ferriolo carlo.ferriolo@seco.com