multi: link notifies subscribers of ActiveLinkEvent, rpc ignores

rpcserver.go

@@ -3522,6 +3522,11 @@ func (r *rpcServer) SubscribeChannelEvents(req *lnrpc.ChannelEventSubscription,
 					},
 				}
 
+			// Completely ignore ActiveLinkEvent as this is explicitly not
+			// exposed to the RPC.
+			case channelnotifier.ActiveLinkEvent:
+				continue
+
 			default:
 				return fmt.Errorf("unexpected channel event update: %v", event)
 			}
@@ -5896,6 +5901,8 @@ func (r *rpcServer) SubscribeChannelBackups(req *lnrpc.ChannelBackupSubscription
 				continue
 			case channelnotifier.InactiveChannelEvent:
 				continue
+			case channelnotifier.ActiveLinkEvent:
+				continue
 			}
 
 			// Now that we know the channel state has changed,