fix: re-add message

Author: gagik

tests/matchers/toIncludeSameMembers.ts

@@ -1,10 +1,12 @@
 import { expect } from "vitest";
 
-export function toIncludeSameMembers<T>(actual: T[], expected: T[]): { pass: boolean } {
+export function toIncludeSameMembers<T>(actual: T[], expected: T[]): { pass: boolean; message: () => string } {
     expect(actual).toEqual(expect.arrayContaining(expected as unknown[]));
     expect(expected).toEqual(expect.arrayContaining(actual as unknown[]));
 
     return {
         pass: true,
+        message: () =>
+            `Expected arrays to include the same members.\nExpected: ${JSON.stringify(expected)}\nReceived: ${JSON.stringify(actual)}`,
     };
 }