fix: add RdsHostListProvider.getClusterId() to call init() in case of…#1162

aaronchung-bitquill merged 1 commit intoaws:mainaws/aws-advanced-jdbc-wrapper:mainfrom

Bit-Quill:fix/rdshostlistprovider-getclusterid-initBit-Quill/aws-advanced-jdbc-wrapper:fix/rdshostlistprovider-getclusterid-initCopy head branch name to clipboard