Clarify DNS resolution tip in private deployment doc

Updated the tip section for clarity on DNS resolution guidance.

Author: SebastianClaesson

articles/application-gateway/application-gateway-private-deployment.md

@@ -33,7 +33,7 @@ Application Gateway v2 can now address each of these items to further eliminate
 * DNS resolution via defined resolvers on the virtual network [Learn more](../virtual-network/manage-virtual-network.yml#change-dns-servers), including private link private DNS zones.
 
 >[!Tip]
->[Learn more about Application Gateway DNS resolution](application-gateway-dns-resolution.md)
+> See [Application Gateway DNS resolution](application-gateway-dns-resolution.md) for detailed guidance on configuring DNS for Application Gateway.
 
 Each of these features can be configured independently. For example, a public IP address can be used to allow traffic inbound from the Internet and you can define a **_Deny All_** outbound rule in the network security group configuration to prevent data exfiltration.