Correct target.type from AverageUtilization to Utilization

Signed-off-by: JenTing Hsiao <[email protected]>

Author: JenTing Hsiao

content/en/docs/tasks/run-application/horizontal-pod-autoscale-walkthrough.md

@@ -239,7 +239,7 @@ the only other supported resource metric is memory.  These resources do not chan
 to cluster, and should always be available, as long as the `metrics.k8s.io` API is available.
 
 You can also specify resource metrics in terms of direct values, instead of as percentages of the
-requested value, by using a `target` type of `AverageValue` instead of `AverageUtilization`, and
+requested value, by using a `target.type` of `AverageValue` instead of `Utilization`, and
 setting the corresponding `target.averageValue` field instead of the `target.averageUtilization`.
 
 There are two other types of metrics, both of which are considered *custom metrics*: pod metrics and