support customized run_name in tracker

[Jingru]

Support customized run_name for tracker in train config

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (bcbcdac) 43.49% compared to head (5f3b44b) 43.52%.

❗ Current head 5f3b44b differs from pull request most recent head 4e668ca. Consider uploading reports for the commit 4e668ca to get more accurate results

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #573      +/-   ##
==========================================
+ Coverage   43.49%   43.52%   +0.03%     
==========================================
  Files          33       33              
  Lines        4971     4974       +3     
==========================================
+ Hits         2162     2165       +3     
  Misses       2809     2809              

Files	Coverage Δ
trlx/data/configs.py	72.22% <100.00%> (+0.22%)	⬆️
trlx/trainer/accelerate_base_trainer.py	75.06% <100.00%> (+0.12%)	⬆️

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[maxreciprocate]

LGTM!