Ignore dependency configurations in PruningAlg

[fthomas]

No description provided.

[codecov]

Codecov Report

Merging #1179 into master will not change coverage.
The diff coverage is 0%.

@@           Coverage Diff           @@
##           master    #1179   +/-   ##
=======================================
  Coverage   69.42%   69.42%           
=======================================
  Files          94       94           
  Lines        1426     1426           
  Branches       38       40    +2     
=======================================
  Hits          990      990           
  Misses        436      436

Impacted Files	Coverage Δ
...cala/org/scalasteward/core/update/PruningAlg.scala	0% <0%> (ø)	⬆️

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