Merge pull request #59727 from wgliang/master.time

Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

should use time.Since instead of time.Now().Sub

**What this PR does / why we need it**:
should use time.Since instead of time.Now().Sub

**Special notes for your reviewer**:

pkg/controller/job/job_controller.go

@@ -434,7 +434,7 @@ func (jm *JobController) getPodsForJob(j *batch.Job) ([]*v1.Pod, error) {
 func (jm *JobController) syncJob(key string) (bool, error) {
 	startTime := time.Now()
 	defer func() {
-		glog.V(4).Infof("Finished syncing job %q (%v)", key, time.Now().Sub(startTime))
+		glog.V(4).Infof("Finished syncing job %q (%v)", key, time.Since(startTime))
 	}()
 
 	ns, name, err := cache.SplitMetaNamespaceKey(key)