fix: linting

[ashin-czi]

Linting files with black v23.1.0

[codecov]

Codecov Report

Merging #559 (f38f731) into main (f904ef6) will not change coverage.
The diff coverage is 0.00%.

@@           Coverage Diff           @@
##             main     #559   +/-   ##
=======================================
  Coverage   77.94%   77.94%           
=======================================
  Files          84       84           
  Lines        6456     6456           
=======================================
  Hits         5032     5032           
  Misses       1424     1424           

Flag	Coverage Δ
frontend	77.94% <0.00%> (ø)
javascript	77.94% <0.00%> (ø)
smokeTest	?
unitTest	77.94% <0.00%> (ø)

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Impacted Files	Coverage Δ
server/common/compute/estimate_distribution.py	0.00% <0.00%> (ø)
server/common/config/app_config.py	95.55% <ø> (ø)
server/common/rest.py	80.70% <0.00%> (ø)
server/dataset/cxg_util.py	100.00% <ø> (ø)
dataset/cxg_util.py	100.00% <0.00%> (ø)
common/config/app_config.py	95.55% <0.00%> (ø)

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[atolopko-czi]

Thank you for the fix!