Add new examples to OperationalInsights (#12674)

- Add new examples to the following modules:
		OperationalInsights

Co-authored-by: Maoliang Huang <[email protected]>

Author: aladdindoc

src/OperationalInsights/OperationalInsights/help/New-AzOperationalInsightsComputerGroup.md

@@ -24,6 +24,15 @@ The **New-AzOperationalInsightsComputerGroup** cmdlet creates a computer group i
 
 ## EXAMPLES
 
+### Example 1
+
+Creates a computer group. (autogenerated)
+
+<!-- Aladdin Generated Example -->
+```powershell
+New-AzOperationalInsightsComputerGroup -Category 'ContosoSavedSearchCategory' -DisplayName 'ContosoSavedSearchDisplayName' -Query 'Type=Event' -ResourceGroupName myresourcegroup -SavedSearchId 'ContosoSavedSearchId' -Version 1 -WorkspaceName <String>
+```
+
 ## PARAMETERS
 
 ### -Category