Fix 1.20.2+ Tablist vanishing after server switch

Signed-off-by: Lixfel <git-5w3l@lixfel.de>

src/de/steamwar/velocitycore/tablist/Tablist.java

@@ -138,6 +138,9 @@ public class Tablist extends ChannelInboundHandlerAdapter {
         synchronized (directTabItems) {
             directTabItems.clear();
         }
+
+        if(player.getProtocolVersion().greaterThan(ProtocolVersion.MINECRAFT_1_20))
+            current.clear();
     }
 
     private void injection() {