message: ZXING: Fix yarn test error
  + Fixed AssertUtils assertEquals needs an explicit type annotation error
diff: @@ -20,7 +20,7 @@ export default class AssertUtils {
  }
  -export const assertEquals = assert.strictEqual;
  +export const assertEquals = <T>(actual: any, expected: T, message?: string) => assert.strictEqual(actual, expected, message);
  export const assertArrayEquals = (a: Array<any> | Uint8Array | Int32Array, b: Array<any> | Uint8Array | Int32Array) => assert.deepStrictEqual(a, b);
  export const assertFalse = x => assert.strictEqual(!!x, false);
  export const assertTrue = x => assert.strictEqual(!!x, true);
  