Update docs/partials/embedded-cluster/_port-reqs.mdx

Co-authored-by: Andrew Lavery <[email protected]>

Author: paigecalvert

docs/partials/embedded-cluster/_port-reqs.mdx

@@ -16,7 +16,7 @@ The following ports are used for bidirectional communication between nodes.
 
 For multi-node installations, create firewall openings between nodes for these ports.
 
-For single-node installations, ensure that there are no other processes using these ports. Although there is no communication between nodes in single-node installations, having these ports open and available ensures that Embedded Cluster preflight checks pass.
+For single-node installations, ensure that there are no other processes using these ports. Although there is no communication between nodes in single-node installations, these ports are still required.
 
 * 2380/TCP
 * 4789/UDP