fix page alias (#1484)

Author: paulohtb6

modules/manage/pages/cluster-maintenance/configure-client-connections.adoc

@@ -1,7 +1,7 @@
 = Configure Client Connections
 :description: Learn about guidelines for configuring client connections in Redpanda clusters for optimal availability.
 :page-categories: Management, Networking
-:page-aliases: manage:cluster-maintenance:configure-availability.adoc
+:page-aliases: manage:cluster-maintenance/configure-availability.adoc
 // tag::single-source[]
 
 Optimize the availability of your clusters by configuring and tuning properties.