fix link in include file

Author: halkazwini

includes/route-server-note-vpn-gateway.md

@@ -6,4 +6,4 @@ ms.topic: include
 ms.date: 8/26/2024
 ---
 > [!IMPORTANT]
-> The Azure VPN gateway must be configured in [**active-active**](/articles/vpn-gateway/vpn-gateway-activeactive-rm-powershell.md) mode and have the ASN set to **65515**. It's not a requirement to have BGP enabled on the VPN gateway to communicate with the route server.
+> The Azure VPN gateway must be configured in [**active-active**](../articles/vpn-gateway/vpn-gateway-activeactive-rm-powershell.md) mode and have the ASN set to **65515**. It's not a requirement to have BGP enabled on the VPN gateway to communicate with the route server.