fix(items): persist clothing grants before redeem

Redeeming clothing furniture now inserts the wardrobe grant before removing/deleting the voucher furniture. If the DB insert fails, the item remains in the room and the in-memory wardrobe is not updated.

Tests: mvn -Dtest=RedeemClothingContractTest test; mvn -DskipTests package

Emulator/src/test/java/com/eu/habbo/messages/incoming/rooms/items/RedeemClothingContractTest.java

@@ -0,0 +1,29 @@
+package com.eu.habbo.messages.incoming.rooms.items;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+import org.junit.jupiter.api.Test;
+
+class RedeemClothingContractTest {
+    private static String source() throws Exception {
+        return Files.readString(Path.of("src/main/java/com/eu/habbo/messages/incoming/rooms/items/RedeemClothingEvent.java"));
+    }
+
+    @Test
+    void clothingIsGrantedBeforeVoucherFurnitureIsConsumed() throws Exception {
+        String source = source();
+
+        int grantCall = source.indexOf("grantClothing(");
+        int roomRemoval = source.indexOf("removeHabboItem(item)");
+        int deleteItem = source.indexOf("new QueryDeleteHabboItem(item.getId())");
+
+        assertTrue(source.contains("private boolean grantClothing(int clothingId)"),
+                "clothing DB insert should report whether the grant succeeded");
+        assertTrue(grantCall > -1, "redeem path should call grantClothing before consuming the item");
+        assertTrue(grantCall < roomRemoval, "room item must not be removed before the clothing grant succeeds");
+        assertTrue(grantCall < deleteItem, "voucher furniture must not be deleted before the clothing grant succeeds");
+    }
+}