fix: [skip e2e] unstable ut TestResourceManager (#37761)

[weiliu1031]

issue: #37760 pr: #37761

[sre-ci-robot]

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 83.70%. Comparing base (0bd2617) to head (c42c9d3). Report is 5 commits behind head on 2.4.

Additional details and impacted files

[](https://app.codecov.io/gh/milvus-io/milvus/pull/37936?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io) ```diff @@ Coverage Diff @@ ## 2.4 #37936 +/- ## ========================================== + Coverage 80.63% 83.70% +3.07% ========================================== Files 1069 801 -268 Lines 166978 140515 -26463 ========================================== - Hits 134643 117624 -17019 + Misses 27930 18473 -9457 - Partials 4405 4418 +13 ``` [see 308 files with indirect coverage changes](https://app.codecov.io/gh/milvus-io/milvus/pull/37936/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=milvus-io)

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