[MTD] [NOR] drivers/mtd/chips/jedec_probe.c: fix Am29DL800BB device ID

The device id for Am29DL800BB in jedec_probe.c is wrong.

Reference: http://www.spansion.com/datasheets/21519c4.pdf



I discovered this while working with u-boot.

The u-boot folks mentioned Linux as an upstream reference, thought I'd
post a heads-up here too.

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>