bootm: test: Move test into boot

This test doesn't belong at the top level. Move it into the boot/
directory, to match its implementation.

This test is currently dependent on bloblist, but the real dependency is
on sandbox, so update that.

Signed-off-by: Simon Glass <sjg@chromium.org>
Tested-by: Tom Rini <trini@konsulko.com> # rpi_3, rpi_4, rpi_arm64, am64x_evm_a53, am64-sk
3 files changed