@Deprecated
	public void setExtConfig(List<Config> extConfig) {
		this.setExtensionConfigs(extConfig);
	}
recommend to use
{@link com.alibaba.cloud.nacos.NacosConfigProperties#extensionConfigs} and not use
it at the same time .
@return extensionConfigs
spring-cloud-alibaba-starters/spring-alibaba-nacos-config/src/main/java/com/alibaba/cloud/nacos/NacosConfigProperties.java