[Bug other/102664] contrib/gcc-git-customization.sh uses echo -n, which isn't portable

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102664

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED

--- Comment #37 from Martin Liška <marxin at gcc dot gnu.org> ---
I guess so.