docs: recommend disabling via vps setup option rather than os

Author: thephez

docs/user/masternodes/server-config.rst

@@ -40,8 +40,9 @@ dynamic IP addresses to home users.
 
 .. attention::
 
-  Disabling IPv6 is highly recommended to prevent communication issues that have
-  been observed when running nodes on some VPS providers.
+  Disabling IPv6 is highly recommended to prevent communication issues that have been observed when
+  running nodes on some VPS providers. We recommend turning it off through the VPS provider's setup
+  wizard during initial server creation.
 
 Before beginning, take a few minutes to review the masternode and evonode
 :hoverxref:`hardware requirements <mn-hardware-reqs>` which may help you decide