[Improve] Fix typo on ProcessServiceImpl (#15817)

dolphinscheduler-service/src/main/java/org/apache/dolphinscheduler/service/process/ProcessServiceImpl.java

@@ -798,7 +798,7 @@ public class ProcessServiceImpl implements ProcessService {
                 // recover tolerance fault process
                 // If the workflow instance is in ready state, we will change to running, this can avoid the workflow
                 // instance
-                // status is not correct with taskInsatnce status
+                // status is not correct with taskInstance status
                 if (processInstance.getState() == WorkflowExecutionStatus.READY_PAUSE
                         || processInstance.getState() == WorkflowExecutionStatus.READY_STOP) {
                     // todo: If we handle the ready state in WorkflowExecuteRunnable then we can remove below code