vboot/ui: Remove developer menu and related tests

This CL is a part of centralizing ui codes. The removed screens and unit
tests will be added in depthcharge.

Remove developer menu and its action function.

Remove developer mode, developer to norm, developer boot external,
developer invalid disk, developer select altfw screens.

Remove unit tests for above screens and menu.

TEST=export CC=x86_64-pc-linux-gnu-clang DEBUG=1 DETACHABLE=0; \
     make -j test_setup && make -j runtests
TEST=export CC=x86_64-pc-linux-gnu-clang DEBUG=1 DETACHABLE=1; \
     make -j test_setup && make -j runtests

Cq-Depend: chromium:3132550
Signed-off-by: edisonhello <edisonhello@google.com>
Change-Id: I45332f8e059eba612231362cc56a70da1336c7c2
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/3132504
Reviewed-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
9 files changed