fix error when pytest>=8.2

[tenacioustommy]

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Motivation

Please describe the motivation of this PR and the goal you want to achieve through this PR.

Modification

fix error when pytest>=8.2

BC-breaking (Optional)

Use cases (Optional)

pytorch/pytorch#127512

Checklist

1. Pre-commit or other linting tools are used to fix the potential lint issues.
2. The modification is covered by complete unit tests. If not, please add more unit test to ensure the correctness.
3. If the modification has potential influence on downstream projects, this PR should be tested with downstream projects, like MMDetection or MMPretrain.
4. The documentation has been modified accordingly, like docstring or example tutorials.