Fixing Warband command selecting random waypoint if invalid waypoint is specified

src/main/java/com/zivilon/cinder_loe/command/CommandWarband.java

@@ -89,6 +89,7 @@ public class CommandWarband extends CommandBase {
             waypoint = LOTRWaypoint.waypointForName(waypoint_name);
             if (waypoint == null) {
                 sender.addChatMessage(new ChatComponentText("Invalid waypoint \"" + waypoint_name + "\""));
+                return;
             }
             Warband.initialize_warband(faction, waypoint);
             return;