OSDOCS-15411_a_2:adding minor changes

Author: brendan-daly-red-hat

modules/nodes-pods-autoscaling-about.adoc

@@ -18,6 +18,7 @@ ifdef::openshift-origin,openshift-enterprise,openshift-webscale[]
 To use horizontal pod autoscalers, your cluster administrator must have properly configured cluster metrics.
 endif::openshift-origin,openshift-enterprise,openshift-webscale[]
 
+[id="supported-metrics_{context}"]
 == Supported metrics
 
 The following metrics are supported by horizontal pod autoscalers:
@@ -43,8 +44,7 @@ For memory-based autoscaling, memory usage must increase and decrease proportion
 
 * An increase in replica count must lead to an overall decrease in memory
 (working set) usage per-pod.
-* A decrease in replica count must lead to an overall increase in per-pod memory
-usage.
+* A decrease in replica count must lead to an overall increase in per-pod memory usage.
 
 Use the {product-title} web console to check the memory behavior of your application and ensure that your application meets these requirements before using memory-based autoscaling.
 ====