Merge pull request kubernetes#118381 from SataQiu/fix-controller-20230601

controller: fix the help information format of sorting_deletion_age_ratio metric

Author: k8s-ci-robot

pkg/controller/replicaset/metrics/metrics.go

@@ -26,8 +26,8 @@ var SortingDeletionAgeRatio = metrics.NewHistogram(
 	&metrics.HistogramOpts{
 		Subsystem: ReplicaSetControllerSubsystem,
 		Name:      "sorting_deletion_age_ratio",
-		Help: "The ratio of chosen deleted pod's ages to the current youngest pod's age (at the time). Should be <2." +
-			"The intent of this metric is to measure the rough efficacy of the LogarithmicScaleDown feature gate's effect on" +
+		Help: "The ratio of chosen deleted pod's ages to the current youngest pod's age (at the time). Should be <2. " +
+			"The intent of this metric is to measure the rough efficacy of the LogarithmicScaleDown feature gate's effect on " +
 			"the sorting (and deletion) of pods when a replicaset scales down. This only considers Ready pods when calculating and reporting.",
 		Buckets:        metrics.ExponentialBuckets(0.25, 2, 6),
 		StabilityLevel: metrics.ALPHA,