Fix auto_select_gpus in GraphGym

[rusty1s]

No description provided.

[codecov]

Codecov Report

Merging #5677 (f6d3668) into master (faca580) will increase coverage by 0.05%.
The diff coverage is 33.33%.

❗ Current head f6d3668 differs from pull request most recent head e59be2c. Consider uploading reports for the commit e59be2c to get more accurate results

@@            Coverage Diff             @@
##           master    #5677      +/-   ##
==========================================
+ Coverage   83.74%   83.79%   +0.05%     
==========================================
  Files         349      349              
  Lines       19244    19232      -12     
==========================================
+ Hits        16115    16116       +1     
+ Misses       3129     3116      -13     

Impacted Files	Coverage Δ
torch_geometric/graphgym/config.py	95.07% <ø> (ø)
torch_geometric/graphgym/train.py	100.00% <ø> (ø)
torch_geometric/graphgym/utils/device.py	50.00% <33.33%> (+16.66%)	⬆️
torch_geometric/transforms/local_cartesian.py	95.83% <0.00%> (+0.18%)	⬆️

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