Change iam_database_authentication_enabled to enabled_iam_database_authentication in accordance with aws docs
Change iam_database_authentication_enabled to enabled_iam_database_authentication in accordance with aws docs

spulec/moto,william-richard/moto,william-richard/moto,spulec/moto,william-richard/moto,william-richard/moto,spulec/moto,william-richard/moto,spulec/moto,spulec/moto,spulec/moto,william-richard/moto