flashchips: W25Q80.W --> W25Q80BW

The W25Q80BW appears to have been succeeded by the W25Q80EW which has a
different manufacturer ID but is otherwise similar. Consequently, W25Q80.W
no longer matches all chips in this family.

This patch makes the original entry specific to W25Q80BW.

Change-Id: I2980272c2691eb62a68056a7a4c308e9b4810347
Signed-off-by: David Hendricks <dhendricks@fb.com>
Reviewed-on: https://review.coreboot.org/25100
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
2 files changed