Documentation for ConfigFactoryOverrideInterface::loadOverrides requires an array argument, but api does not typehint.
interface ConfigFactoryOverrideInterface {
/**
* Returns config overrides.
*
* @param array $names
* A list of configuration names that are being loaded.
*
* @return array
* An array keyed by configuration name of override data. Override data
* contains a nested array structure of overrides.
*/
public function loadOverrides($names);