BTA_DmBleSetRpaTimeout() function

* Function BTA_DmBleSetRpaTimeout * Description This function sets the Resolvable Private Address (RPA) timeout * for the Bluetooth device. The RPA timeout defines how long an RPA * remains in use before a new one is generated. * Parameters rpa_timeout: The timeout in seconds within the range of 1s to 1 hour * as defined by the Bluetooth specification. This duration * specifies how long the controller uses an RPA before * generating a new one. * Returns void