rpc-tests: fix listtransactions to not spend dust
rpc-tests: fix listtransactions to not spend dust

dogecoin/dogecoin,dogecoin/dogecoin,dogecoin/dogecoin,dogecoin/dogecoin,dogecoin/dogecoin,patricklodder/dogecoin,patricklodder/dogecoin,patricklodder/dogecoin,patricklodder/dogecoin,patricklodder/dogecoin,dogecoin/dogecoin