status.proto: fix case incosistency
status.proto: fix case incosistency

strahlex/machinetalk-protobuf,mhaberler/machinetalk-protobuf,strahlex/machinetalk-protobuf,mhaberler/machinetalk-protobuf,mhaberler/machinetalk-protobuf,machinekit/machinetalk-protobuf,machinekit/machinetalk-protobuf,machinekit/machinetalk-protobuf,machinekit/machinetalk-protobuf,mhaberler/machinetalk-protobuf