menu: always show the menu regardless of the number of entry

To make user aware of the menu entry selection, menu always
appears regardless of the number of entry.

Signed-off-by: Masahisa Kojima <masahisa.kojima@linaro.org>
Adjust test/py/tests/test_bootmenu.py
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
2 files changed