increase worker rpc wait time before timeout

lib/hk-util.js

@@ -839,7 +839,7 @@ HK.initializeIndexWorkers = function (Env, config, _cb) {
         }
         const txid = Util.uid();
         msg.txid = txid;
-        response.expect(txid, cb, 45000);
+        response.expect(txid, cb, 60000);
         workers[workerIndex].send(msg);
     };
 
@@ -997,8 +997,8 @@ HK.initializeValidationWorkers = function (Env) {
 
         var txid = msg.txid = Util.uid();
 
-        // expect a response within 15s
-        response.expect(txid, cb, 15000);
+        // expect a response within 45s
+        response.expect(txid, cb, 60000);
 
         // Send the request
         workers[nextWorker].send(msg);