[Enhance] Benchmark PAConvCUDA on S3DIS

[Wuziyi616]

Follow #809

[codecov]

Codecov Report

Merging #847 (cdc3386) into master (9f0b01c) will increase coverage by 0.09%.
The diff coverage is n/a.

❗ Current head cdc3386 differs from pull request most recent head 8427636. Consider uploading reports for the commit 8427636 to get more accurate results

@@            Coverage Diff             @@
##           master     #847      +/-   ##
==========================================
+ Coverage   49.19%   49.28%   +0.09%     
==========================================
  Files         210      210              
  Lines       15989    15989              
  Branches     2553     2553              
==========================================
+ Hits         7865     7880      +15     
+ Misses       7625     7609      -16     
- Partials      499      500       +1     

Flag	Coverage Δ
unittests	49.28% <ø> (+0.09%)	⬆️

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Impacted Files	Coverage Δ
mmdet3d/ops/pointnet_modules/paconv_sa_module.py	74.60% <0.00%> (+23.80%)	⬆️

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