Commits
Masahiro Yamada committed 47b98ad0f67
sandbox: remove os_putc() and os_puts()
They are unused since commit d8c6fb8cedbc ("sandbox: Drop special
case console code for sandbox").
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Simon Glass <sjg@chromium.org>