patch: v2.9.2

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 91.39785% with 8 lines in your changes missing coverage. Please review.

Project coverage is 91.02%. Comparing base (ce28ca1) to head (15e8961). Report is 6 commits behind head on master.

:exclamation: Current head 15e8961 differs from pull request most recent head 1933478

Please upload reports for the commit 1933478 to get more accurate results.

Files	Patch %	Lines
pool.go	85.36%	5 Missing and 1 partial :warning:
pool_func.go	95.45%	2 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #328 +/- ## ========================================== - Coverage 91.30% 91.02% -0.29% ========================================== Files 11 11 Lines 759 802 +43 ========================================== + Hits 693 730 +37 - Misses 45 50 +5 - Partials 21 22 +1 ``` | [Flag](https://app.codecov.io/gh/panjf2000/ants/pull/328/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Andy+Pan) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/panjf2000/ants/pull/328/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Andy+Pan) | `91.02% <91.39%> (-0.29%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Andy+Pan#carryforward-flags-in-the-pull-request-comment) to find out more.

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