The API has updated. Examples updated here. (Azure#12027)

Author: memildin

src/Security/Security/help/Set-AzSecurityPricing.md

@@ -31,24 +31,11 @@ Sets the pricing of Azure Security Center tier for a scope.
 
 ### Example 1
 ```powershell
-PS C:\> Set-AzSecurityPricing -Name "default" -PricingTier "Standard"
-Id                                                                                                 Name    PricingTier
---                                                                                                 ----    -----------
-/subscriptions/487bb485-b5b0-471e-9c0d-10717612f869/providers/Microsoft.Security/pricings/default default Standard
+PS C:\> Set-AzSecurityPricing -Name "virtualmachines" -PricingTier "Standard"
 ```
 
 Sets the subscription Azure Security Center pricing tier to "Standard"
 
-### Example 2
-```powershell
-PS C:\> Set-AzSecurityPricing -Name "myService1" -ResourceGroupName "myService1" -PricingTier "Standard"
-
-Id                                                                                                                     
---                                                                                                                     
-/subscriptions/487bb485-b5b0-471e-9c0d-10717612f869/resourceGroups/myService1/providers/Microsoft.Security/pricings/...
-```
-
-Sets the "myService1" resource group Azure Security Center pricing tier to "Standard"
 
 ## PARAMETERS