fix typo in flat rng schema
fix typo in flat rng schema

hodger/cyclus,gidden/cyclus,hodger/cyclus,mbmcgarry/cyclus,rwcarlsen/cyclus,hodger/cyclus,Baaaaam/cyclus,gidden/cyclus,hodger/cyclus,Baaaaam/cyclus,Baaaaam/cyclus,mbmcgarry/cyclus,rwcarlsen/cyclus,gidden/cyclus,rwcarlsen/cyclus,gidden/cyclus,mbmcgarry/cyclus,mbmcgarry/cyclus,rwcarlsen/cyclus,hodger/cyclus