mute & unmute improvements

- fix muted player messages being sent to discord
- fix mute sending 2 messages
- tell sender target has been unmuted

src/main/java/me/totalfreedom/totalfreedommod/command/Command_mute.java

@@ -142,8 +142,6 @@ public class Command_mute extends FreedomCommand
 
             FUtil.adminAction(sender.getName(), "Muting " + player.getName(), true);
 
-            msg(player, "You have been muted by " + ChatColor.YELLOW + sender.getName(), ChatColor.RED);
-
             if (smite)
             {
                 Command_smite.smite(sender, player, reason);
@@ -180,4 +178,4 @@ public class Command_mute extends FreedomCommand
 
         return Collections.emptyList();
     }
-}
+}