travis: Fix error path
travis: Fix error path

Without a proper separator, all commands in the error path
end up being interpreted as a single command, which is not
what we want.

Signed-off-by: Andrea Bolognani <3ada0bee826c753786fdbba72243dfba997094cf@redhat.com>
Reviewed-by: Daniel P. Berrangé <bb938cf255e055ff3507f2627d214e8e62118fcf@redhat.com>

jardasgit/libvirt,zippy2/libvirt,eskultety/libvirt,nertpinx/libvirt,crobinso/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,jfehlig/libvirt,olafhering/libvirt,crobinso/libvirt,fabianfreyer/libvirt,libvirt/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,zippy2/libvirt,libvirt/libvirt,eskultety/libvirt,eskultety/libvirt,olafhering/libvirt,andreabolognani/libvirt,jardasgit/libvirt,crobinso/libvirt,nertpinx/libvirt,nertpinx/libvirt,jfehlig/libvirt,jardasgit/libvirt,libvirt/libvirt,zippy2/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,nertpinx/libvirt,andreabolognani/libvirt,zippy2/libvirt,eskultety/libvirt,libvirt/libvirt,eskultety/libvirt,fabianfreyer/libvirt,olafhering/libvirt,andreabolognani/libvirt,olafhering/libvirt,jardasgit/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,crobinso/libvirt,jardasgit/libvirt