Update Example1 (#23642)

Updated the example to be easier to understand without having to read an existing role and alter it. It is easier to just create an empty role and define it.

Author: WillyMoselhy

src/Resources/Resources/help/New-AzRoleDefinition.md

@@ -82,28 +82,26 @@ Following is a sample json role definition that can be provided as input
 
 ### Example 1: Create using PSRoleDefinitionObject
 ```powershell
-$role = Get-AzRoleDefinition -Name "Virtual Machine Contributor"
-
-$role.Id = $null
-$role.Name = "Virtual Machine Operator"
-$role.Description = "Can monitor, start, and restart virtual machines."
-$role.IsCustom = $True
-$role.Actions.RemoveRange(0,$role.Actions.Count)
-$role.Actions.Add("Microsoft.Compute/*/read")
-$role.Actions.Add("Microsoft.Compute/virtualMachines/start/action")
-$role.Actions.Add("Microsoft.Compute/virtualMachines/restart/action")
-$role.Actions.Add("Microsoft.Compute/virtualMachines/downloadRemoteDesktopConnectionFile/action")
-$role.Actions.Add("Microsoft.Network/*/read")
-$role.Actions.Add("Microsoft.Storage/*/read")
-$role.Actions.Add("Microsoft.Authorization/*/read")
-$role.Actions.Add("Microsoft.Resources/subscriptions/resourceGroups/read")
-$role.Actions.Add("Microsoft.Resources/subscriptions/resourceGroups/resources/read")
-$role.Actions.Add("Microsoft.Insights/alertRules/*")
-$role.Actions.Add("Microsoft.Support/*")
-$role.AssignableScopes.Clear()
-$role.AssignableScopes.Add("/subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx")
-
-New-AzRoleDefinition -Role $role
+$role = New-Object -TypeName Microsoft.Azure.Commands.Resources.Models.Authorization.PSRoleDefinition 
+$role.Name = 'Virtual Machine Operator'
+$role.Description = 'Can monitor, start, and restart virtual machines.'
+$role.IsCustom = $true
+$role.AssignableScopes = @("/subscriptions/xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx")
+$role.Actions = @(
+    "Microsoft.Compute/*/read"
+    "Microsoft.Compute/virtualMachines/start/action"
+    "Microsoft.Compute/virtualMachines/restart/action"
+    "Microsoft.Compute/virtualMachines/downloadRemoteDesktopConnectionFile/action"
+    "Microsoft.Network/*/read"
+    "Microsoft.Storage/*/read"
+    "Microsoft.Authorization/*/read"
+    "Microsoft.Resources/subscriptions/resourceGroups/read"
+    "Microsoft.Resources/subscriptions/resourceGroups/resources/read"
+    "Microsoft.Insights/alertRules/*"
+    "Microsoft.Support/*"
+)
+
+New-AzRoleDefinition -Role $role 
 ```
 
 ### Example 2: Create using JSON file