Accepting request 882406 from home:mslacken:sp

`spack external find` as nobody and not as root
  as the bzip2 binary is found and removed warning for this 
  corner case in rpmlinrc

OBS-URL: https://build.opensuse.org/request/show/882406
OBS-URL: https://build.opensuse.org/package/show/network:cluster/spack?expand=0&rev=16

spack.spec

@@ -242,7 +242,7 @@ cp -r var/spack/* %{buildroot}%{_localstatedir}/lib/spack
 cp -r bin/sbang %{buildroot}/%{_bindir}
 cp -r bin/spack* %{buildroot}%{_bindir}/
 cp etc/spack/defaults/config.yaml %{buildroot}%{_sysconfdir}/skel/.spack/
-cp %{S:3}  %{buildroot}/%{spack_dir}
+install -m 755 %{S:3} %{buildroot}/%{spack_dir}/run-find-external.sh
 
 # Fix more paths
 sed -i 's@\(\sroot:\) $spack/opt/spack@\1 ~/spack/packages@' %{buildroot}%{_sysconfdir}/skel/.spack/config.yaml