xsdk: update build to follow strumpack change (#21871)
xsdk: update build to follow strumpack change (#21871)

Change happened in 671f0ff32b3ee2fdf7cae71864073e974b804c23
LLNL/spack,LLNL/spack,LLNL/spack,LLNL/spack,LLNL/spack