config/types: marshal ignition version correctly
config/types: marshal ignition version correctly

ajeddeloh/ignition,coreos/ignition,coreos/ignition,dgonyeo/ignition,coreos/ignition,ajeddeloh/ignition,ajeddeloh/ignition,AlexNPavel/ignition,dgonyeo/ignition,AlexNPavel/ignition,dgonyeo/ignition,higebu/ignition,higebu/ignition,higebu/ignition,AlexNPavel/ignition