debug(): don't write newlines to memfd
debug(): don't write newlines to memfd

If we know our log will only be seen by strace, the newlines don't add
anything to the strings but clutter.

Signed-off-by: Peter Jones <2e0a021e603479ff81838c00c3b770daca4e0214@redhat.com>

vathpela/efivar-devel,rhinstaller/efivar,rhinstaller/efivar,rhboot/efivar,rhboot/efivar