Update get_started.md

[renjithbaby23]

Added instructions related to the docker version to ensure that user is not running into issues mentioned here NVIDIA/nvidia-docker#1165

[CLAassistant]

All committers have signed the CLA.

[codecov]

Codecov Report

Merging #4145 (f248ffb) into master (caa4a4e) will decrease coverage by 0.01%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #4145      +/-   ##
==========================================
- Coverage   61.87%   61.85%   -0.02%     
==========================================
  Files         225      225              
  Lines       16670    16670              
  Branches     2823     2823              
==========================================
- Hits        10314    10312       -2     
- Misses       5851     5854       +3     
+ Partials      505      504       -1     

Flag	Coverage Δ
unittests	61.81% <ø> (-0.02%)	⬇️

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

Impacted Files	Coverage Δ
mmdet/models/roi_heads/test_mixins.py	50.42% <0.00%> (-9.41%)	⬇️
mmdet/models/dense_heads/corner_head.py	76.77% <0.00%> (+1.91%)	⬆️
mmdet/models/detectors/cornernet.py	100.00% <0.00%> (+5.12%)	⬆️

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[ZwwWayne]

Thanks for your contribution.

[OpenMMLab-Assistant-007]

Hi!
@renjithbaby23
First of all, we want to express our gratitude for your significant PR in the OpenMMLab project. Your contribution is highly appreciated, and we are grateful for your efforts in helping improve this open-source project during your personal time. We believe that many developers will benefit from your PR.

We would also like to invite you to join our Special Interest Group (SIG) private channel on Discord, where you can share your experiences, ideas, and build connections with like-minded peers. To join the SIG channel, simply message moderator— OpenMMLab on Discord or briefly share your open-source contributions in the #introductions channel and we will assist you. Look forward to seeing you there! Join us ：https://discord.gg/UjgXkPWNqA

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