[Fix] Fix windows CI

[BIGWangYuDong]

No description provided.

[codecov]

Codecov Report

Merging #8046 (9039d98) into dev (d18cdb1) will decrease coverage by 0.00%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##              dev    #8046      +/-   ##
==========================================
- Coverage   64.57%   64.56%   -0.01%     
==========================================
  Files         359      359              
  Lines       29155    29157       +2     
  Branches     4938     4938              
==========================================
  Hits        18826    18826              
- Misses       9327     9330       +3     
+ Partials     1002     1001       -1     

Flag	Coverage Δ
unittests	64.54% <ø> (-0.02%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
mmdet/core/bbox/assigners/sim_ota_assigner.py	80.00% <0.00%> (-3.64%)	⬇️
mmdet/models/dense_heads/yolox_head.py	79.48% <0.00%> (+0.10%)	⬆️
mmdet/models/dense_heads/yolo_head.py	46.98% <0.00%> (+0.21%)	⬆️
mmdet/datasets/builder.py	53.12% <0.00%> (+1.04%)	⬆️
mmdet/utils/setup_env.py	92.00% <0.00%> (+4.00%)	⬆️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update d18cdb1...9039d98. Read the comment docs.