[Fix] Move bev_range to ObjectRangeFilter's call for consistency with gt_bboxes_3d type

[gopi-erabati]

Motivation

Fix the bev_range initialization in ObjectRangeFilter according to the gt_bboxes_3d type. Closes #716

Modification

The bev_range initialization in ObjectRangeFilter __init__ is moved to __call__ to check the gt_bboxes_3d coordinate system type (like LiDAR or CAM) and initialize it accordingly.

BC-breaking (Optional)

Does the modification introduce changes that break the back-compatibility of the downstream repos?
If so, please describe how it breaks the compatibility and how the downstream projects should modify their code to keep compatibility with this PR.
No

Use cases (Optional)

If this PR introduces a new feature, it is better to list some use cases here, and update the documentation.

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.
4. The documentation has been modified accordingly, like docstring or example tutorials.

[codecov]

Codecov Report

Merging #717 (e068523) into master (ea84601) will decrease coverage by 0.00%.
The diff coverage is 50.00%.

❗ Current head e068523 differs from pull request most recent head b1d025e. Consider uploading reports for the commit b1d025e to get more accurate results

@@            Coverage Diff             @@
##           master     #717      +/-   ##
==========================================
- Coverage   48.92%   48.91%   -0.01%     
==========================================
  Files         208      208              
  Lines       15863    15866       +3     
  Branches     2544     2546       +2     
==========================================
  Hits         7761     7761              
- Misses       7607     7609       +2     
- Partials      495      496       +1     

Flag	Coverage Δ
unittests	48.91% <50.00%> (-0.01%)	⬇️

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Impacted Files	Coverage Δ
mmdet3d/datasets/pipelines/transforms_3d.py	90.85% <50.00%> (-0.51%)	⬇️

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