[Fix] fix metafile and add weight model

[ZCMax]

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Motivation

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Modification

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Checklist

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[codecov]

Codecov Report

Merging #1643 (d79792f) into dev (7a31b76) will increase coverage by 0.03%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##              dev    #1643      +/-   ##
==========================================
+ Coverage   50.15%   50.18%   +0.03%     
==========================================
  Files         223      223              
  Lines       19124    19124              
  Branches     3141     3141              
==========================================
+ Hits         9591     9597       +6     
+ Misses       8953     8947       -6     
  Partials      580      580              

Flag	Coverage Δ
unittests	50.18% <ø> (+0.03%)	⬆️

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Impacted Files	Coverage Δ
mmdet3d/datasets/pipelines/transforms_3d.py	88.25% <0.00%> (+0.85%)	⬆️

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