覆盖率测试版本改为默认

[Yurunsoft]

之前有bug，现在已修复，所以恢复

[codecov[bot]]

Codecov Report

Attention: 2 lines in your changes are missing coverage. Please review.

Comparison is base (51aba1c) 66.33% compared to head (96e6907) 66.43%. Report is 1 commits behind head on 3.0.

Files	Patch %	Lines
...c/Components/roadrunner/src/Server/Http/Server.php	0.00%	2 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## 3.0 #665 +/- ## ============================================ + Coverage 66.33% 66.43% +0.10% Complexity 10851 10851 ============================================ Files 949 949 Lines 28628 28641 +13 ============================================ + Hits 18989 19028 +39 + Misses 9639 9613 -26 ```

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