Fix double messages when running /heal on self (#6347)

Co-authored-by: Josh Roy <[email protected]>

Author: 1wairesd

Essentials/src/main/java/com/earth2me/essentials/commands/Commandheal.java

@@ -70,7 +70,9 @@ protected void updatePlayer(final Server server, final CommandSource sender, fin
                     player.removePotionEffect(effect.getType());
                 }
             }
-            sender.sendTl("healOther", user.getDisplayName());
+            if (!sender.isPlayer() || !user.getBase().equals(sender.getPlayer())) {
+                sender.sendTl("healOther", user.getDisplayName());
+            }
         } catch (final QuietAbortException e) {
             //Handle Quietly
         }