changing parameter description

Tools/ARM-Templates/AnalyticsRules/ScheduledRule/ScheduledRule.parameters.json

@@ -15,16 +15,16 @@
             "value": "SecurityEvent | where EventID == \"4688\" | where CommandLine contains \"-noni -ep bypass $\"<The query that creates alerts for this rule>" 
         },
         "queryFrequency": {
-            "value": "5H"
+            "value": "PT1H"
         },
         "queryPeriod": {
-            "value": "6H" 
+            "value": "P2DT1H30M" 
         },
         "severity": {
             "value": "Medium" 
         },
         "suppressionDuration": {
-            "value": "6H" 
+            "value": "PT1H" 
         },
         "suppressionEnabled": {
             "value": false