move to ruff formatter

[njzjz]

See https://astral.sh/blog/the-ruff-formatter

[njzjz]

It looks like the current ruff version still has some issues...

[codecov]

Codecov Report

Attention: 1 lines in your changes are missing coverage. Please review.

Comparison is base (389d403) 75.23% compared to head (d1e1bb2) 75.23%.

Additional details and impacted files

@@           Coverage Diff           @@
##            devel    #2951   +/-   ##
=======================================
  Coverage   75.23%   75.23%           
=======================================
  Files         245      245           
  Lines       24678    24678           
  Branches     1599     1599           
=======================================
  Hits        18566    18566           
  Misses       5176     5176           
  Partials      936      936           

Files	Coverage Δ
deepmd/entrypoints/train.py	84.25% <100.00%> (ø)
deepmd/utils/argcheck.py	96.07% <100.00%> (ø)
deepmd/utils/finetune.py	85.36% <100.00%> (ø)
deepmd/utils/tabulate.py	86.04% <ø> (ø)
deepmd/fit/polar.py	66.83% <0.00%> (ø)

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[njzjz]

It looks like the current ruff version still has some issues...

I am going to mark this PR ready for review. Although there is still some deviations from black, it should be harmless.