chore(sdk-coin-polyx): export iface

TICKET: WIN-5535

Author: nvrakesh06

modules/sdk-coin-polyx/src/lib/index.ts

@@ -12,3 +12,4 @@ export { TransactionBuilderFactory } from './transactionBuilderFactory';
 export { TransferBuilder } from './transferBuilder';
 export { RegisterDidWithCDDBuilder } from './registerDidWithCDDBuilder';
 export { Utils, default as utils } from './utils';
+export * from './iface';