replace groovy code with card script

release/Magarena/scripts/Hymn_to_Tourach.groovy

@@ -1,21 +0,0 @@
-[
-    new MagicSpellCardEvent() {
-        @Override
-        public MagicEvent getEvent(final MagicCardOnStack cardOnStack,final MagicPayedCost payedCost) {
-            return new MagicEvent(
-                cardOnStack,
-                MagicTargetChoice.TARGET_PLAYER,
-                this,
-                "Target player\$ discards two cards at random."
-            );
-        }
-
-        @Override
-        public void executeEvent(final MagicGame game, final MagicEvent event) {
-            event.processTargetPlayer(game, {
-                final MagicPlayer player ->
-                game.addEvent(MagicDiscardEvent.Random(event.getSource(),player, 2));
-            });
-        }
-    }
-]

release/Magarena/scripts/Hymn_to_Tourach.txt

@@ -5,5 +5,5 @@ value=4.688
 rarity=U
 type=Sorcery
 cost={B}{B}
+effect=Target player discards two cards at random.
 timing=removal
-requires_groovy_code