fix(tenants): remove extra brace breaking nest build

Co-authored-by: Cursor <cursoragent@cursor.com>

src/tenants/tenants.service.ts

@@ -437,7 +437,9 @@ export class TenantsService {
     if (!(error instanceof Prisma.PrismaClientKnownRequestError)) {
       return;
     }
-    if (error.code === 'P2002') {
+    if (error.code !== 'P2002') {
+      return;
+    }
     const targets = Array.isArray(error.meta?.target)
       ? (error.meta.target as string[])
       : [];
@@ -452,5 +454,3 @@ export class TenantsService {
     throw new ConflictException('slug یا domain تکراری است');
   }
 }
-  }
-}