ft2232_spi: Drop ft2232_spi_send_command()

Now that ft2232_spi_send_multicommand() is implemented, we don't need
the single-command version anymore.

Change-Id: I2e7fa1046e260f490b881a33e02ad73d16f0a30c
Signed-off-by: Nico Huber <nico.h@gmx.de>
Original-Reviewed-on: https://review.coreboot.org/c/flashrom/+/55684
Original-Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
1 file changed