[Monitor] Fix issue #3585: revert previous commit since it is a breal…

…ing change (#3586)

* [Monitor] Make all attributes of EventData class readonly (#2254)

* [Monitor] Fixing issue with metricnamespace specification as client level argument #2565

* [Monitor] Fixing incorrect specification of top parameter for Metrics API (#2655)

* Add two missing "by subscription" operations.

* Remove "examples" nodes as requested since they are not used anymore. Adding documentation to reduce number of warnings in validation.

* Add the serviceBusRuleId back into the DiagnosticSetting resource spec.

* Fix some issues with the examples

* [Monitor] Fix issue #3585: revert previous commit since it is a breaking change

specification/monitor/resource-manager/microsoft.insights/stable/2015-04-01/autoscale_API.json

@@ -546,7 +546,14 @@
           "type": "string",
           "description": "the recurrence frequency. How often the schedule profile should take effect. This value must be Week, meaning each week will have the same set of profiles. For example, to set a daily schedule, set **schedule** to every day of the week. The frequency property specifies that the schedule is repeated weekly.",
           "enum": [
-            "Week"
+            "None",
+            "Second",
+            "Minute",
+            "Hour",
+            "Day",
+            "Week",
+            "Month",
+            "Year"
           ],
           "x-ms-enum": {
             "name": "RecurrenceFrequency",