ODT stretch is configured for both slots in `dram_odt_stretch`. Also
drop an unjustified OR, which is setting ODT stretch for one slot.
Tested on Asus P8H61-M PRO, still boots.
Change-Id: I3a9076afec96e33cfdd12f9b78ca4101b3776dab
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47490
Reviewed-by: Frans Hendriks <fhendriks@eltan.com>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>