intelmetool: Enhance missing packages help

On Ubuntu 16.04 the libpci-dev package is required.

Change-Id: I942b3e96f5b8112166a105eb5a61f8f3cf16cb7c
Signed-off-by: Vincent Legoll <vincent.legoll@gmail.com>
Reviewed-on: https://review.coreboot.org/19617
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
1 file changed