Add whitespace linter (#24855)

server/channels/app/cluster_handlers.go

@@ -66,7 +66,6 @@ func (s *Server) clusterPluginEventHandler(msg *model.ClusterMessage) {
 // The cluster event handlers are spread across this function and NewLocalCacheLayer.
 // Be careful to not have duplicated handlers here and there.
 func (s *Server) registerClusterHandlers() {
-
 	s.platform.RegisterClusterMessageHandler(model.ClusterEventInstallPlugin, s.clusterInstallPluginHandler)
 	s.platform.RegisterClusterMessageHandler(model.ClusterEventRemovePlugin, s.clusterRemovePluginHandler)
 	s.platform.RegisterClusterMessageHandler(model.ClusterEventPluginEvent, s.clusterPluginEventHandler)