Fix the input parameter for "set_retry_bootloader_message"

We're not updating argc & argv during get_args(), so some boot
arguments missed when we set the boot message for retry.

Bug: 38383406
Test: boot command sets correctly during retry attempt.
Change-Id: Ie8583a22fad5e0084245e3431d4018518d508dfd
(cherry picked from commit 72449c9f)