test(product): 移除测试中的 only 标记

- 移除了 QueryPointRateTest 中两个测试用例的 only 标记
- 确保所有测试用例都能正常执行
- 避免因 only 标记导致其他测试被跳过

tests/Feature/Product/QueryPointRateTest.php

@@ -23,7 +23,7 @@ it('can query point rate', function () {
 
     $rate = $repo->getRate($from, $to, $uid);
     expect($rate)->toBeFloat();
-})->only();
+});
 
 it('can query point rate with uid', function () {
     $repo = make(ProductRepo::class);
@@ -35,4 +35,4 @@ it('can query point rate with uid', function () {
 
     $rate = $repo->getRate($from, $to, $uid);
     expect($rate)->toBeFloat();
-})->only();
+});