[Bug target/70033] PowerPC power9 tests don't have guard for power9 support

[meissner at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70033

--- Comment #2 from Michael Meissner <meissner at gcc dot gnu.org> ---
Created attachment 37836
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37836&action=edit
Patch that was checked in to fix the problem