fix formatting

Author: v1r3n

java-sdk/src/main/java/com/netflix/conductor/sdk/workflow/executor/WorkflowExecutor.java

@@ -238,7 +238,7 @@ public TaskClient getTaskClient() {
         return taskClient;
     }
 
-    public WorkflowClient  getWorkflowClient() {
+    public WorkflowClient getWorkflowClient() {
         return workflowClient;
     }
 }