fix:fix NPE when using getConfigItem.#77

andrewshan merged 1 commit intopolarismesh:dubbo-3.2.xpolarismesh/dubbo-java-polaris:dubbo-3.2.xfrom

SkyeBeFreeman:3.2/fix-NPESkyeBeFreeman/dubbo-java-polaris:3.2/fix-NPECopy head branch name to clipboard