switch to validateBuildWithDefaults

Author: 3vilhamster

src/main/java/com/uber/cadence/internal/replay/ReplayDecider.java

@@ -685,8 +685,7 @@ public HistoryEvent next() {
                   .setExpiration(decisionTaskRemainingTime)
                   .setInitialInterval(retryServiceOperationInitialInterval)
                   .setMaximumInterval(retryServiceOperationMaxInterval)
-                  .setBackoffCoefficient(2)
-                  .build();
+                  .validateBuildWithDefaults();
 
           GetWorkflowExecutionHistoryRequest request = new GetWorkflowExecutionHistoryRequest();
           request