lenovo/t530: Remove empty mainboard.asl

Change-Id: Iaccaf5246e7ac5da2b51dd915c3f3ef807fc6467
Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-on: http://review.coreboot.org/6875
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Martin Roth <gaumless@gmail.com>
Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
2 files changed