Massimiliano Culpo 9ae1014e55 Run minimization of weights only on known targets (#45269) ...

This prevents excessive output from clingo of the kind:

.../spack/lib/spack/spack/solver/concretize.lp:1640:5-11: info: tuple ignored:
  #sup@2

2024-07-17 11:10:00 -07:00

..

spack

Run minimization of weights only on known targets (#45269)

2024-07-17 11:10:00 -07:00