Makefile: Remove dangerous EOL trailing backslash
One might get caught trying to understand unexpected Makefile
behavior. Trailing backslash can help to split very long lines,
but are rather dangerous when nothing follow. Preserve other
developers debugging time by removing this one.
Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>