Update documentation

src/Network/Network/help/New-AzPublicIpPrefix.md

@@ -15,8 +15,8 @@ Creates a Public IP Prefix
 ```
 New-AzPublicIpPrefix -Name <String> -ResourceGroupName <String> [-Location <String>] [-Sku <String>]
  [-Tier <String>] -PrefixLength <UInt16> [-IpAddressVersion <String>] [-IpTag <PSPublicIpPrefixTag[]>]
- [-Zone <String[]>] [-CustomIpPrefix <PSCustomIpPrefix>] [-Tag <Hashtable>] [-Force] [-AsJob]
- [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm] [<CommonParameters>]
+ [-Zone <String[]>] [-CustomIpPrefix <PSCustomIpPrefix>] [-EdgeZone <String>] [-Tag <Hashtable>] [-Force]
+ [-AsJob] [-DefaultProfile <IAzureContextContainer>] [-WhatIf] [-Confirm] [<CommonParameters>]
 ```
 
 ## DESCRIPTION
@@ -85,6 +85,21 @@ Accept pipeline input: False
 Accept wildcard characters: False
 ```
 
+### -EdgeZone
+The edge zone of the public IP prefix
+
+```yaml
+Type: System.String
+Parameter Sets: (All)
+Aliases:
+
+Required: False
+Position: Named
+Default value: None
+Accept pipeline input: True (ByPropertyName)
+Accept wildcard characters: False
+```
+
 ### -Force
 Do not ask for confirmation if you want to overwrite a resource