Update resource-manager-alerts-log.md

window size parameters

Author: nolavime

articles/azure-monitor/alerts/resource-manager-alerts-log.md

@@ -101,12 +101,18 @@ param timeAggregation string = 'Average'
 @allowed([
   'PT1M'
   'PT5M'
+  'PT10M'
   'PT15M'
   'PT30M'
+  'PT45M'
   'PT1H'
+  'PT2H'
+  'PT3H'
+  'PT4H'
+  'PT5H'
   'PT6H'
-  'PT12H'
   'PT24H'
+  'PT48H'
 ])
 param windowSize string = 'PT5M'