[elfutils/f17] (2 commits) ...always include no-unstrip patch, but apply it only on ppc*, s390*

[Karsten Hopp]

Summary of changes:

  33bbf67... disable unstrip-n check on s390* and ppc* (#835877) (*)
  e33d975... always include no-unstrip patch, but apply it only on ppc*,

(*) This commit already existed in another branch; no separate mail sent