GraphGym PyTorch Lightning Fixes

[rusty1s]

No description provided.

[rusty1s]

cc: @aniketmaurya

[codecov]

Codecov Report

Merging #4843 (b73297e) into master (78fe5a5) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #4843   +/-   ##
=======================================
  Coverage   82.71%   82.71%           
=======================================
  Files         326      326           
  Lines       17520    17520           
=======================================
  Hits        14491    14491           
  Misses       3029     3029           

Impacted Files	Coverage Δ
torch_geometric/graphgym/logger.py	84.61% <ø> (ø)
torch_geometric/graphgym/model_builder.py	98.14% <100.00%> (ø)

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