Update vpn-gateway-gwudr-warning.md

Author: cherylmc

includes/vpn-gateway-gwudr-warning.md

@@ -9,4 +9,4 @@
  ms.author: cherylmc
  ms.custom: include file
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-User-defined routes with a 0.0.0.0/0 destination and NSGs on the GatewaySubnet **are not supported**. Gateways created with this configuration will be blocked from creation. Gateways require access to the management controllers in order to function properly. [BGP Route Propagation](../articles/virtual-network/virtual-networks-udr-overview.md#border-gateway-protocol) should be set to "Enabled" on the GatewaySubnet to ensure availability of the gateway. If this is set to disabled, the gateway will not function.
+User-defined routes with a 0.0.0.0/0 destination and NSGs on the GatewaySubnet **are not supported**. Gateways with this configuration are blocked from being created. Gateways require access to the management controllers in order to function properly. [BGP route propagation](../articles/virtual-network/virtual-networks-udr-overview.md#border-gateway-protocol) should be set to "Enabled" on the GatewaySubnet to ensure availability of the gateway. If BGP route propagation is set to disabled, the gateway won't function.