From previous commit, failed to clear the done flag _DN
which cause SUSPEND to think that there was a block
pending, causing state to remain in RESTART
S UP -> relay down -> Tx AIS -> relay up -> Tx AIS off
-> confirm all back up
-> In this condition BLO will not go out due to PAUSE
S UP -> Tx AIS -> relay down -> Tx AIS off -> relay up
-> confirm all back up
-> In this condition UBL will not go out due to PAUSE