mb/google/octopus: add CBI SKU RAM ID 5
add CBI sku RAM ID 5 for 4GiB Capacity with dual channel and dual rank
with 4gb dram density.
BUG=b:
178665760
BRANCH=Octopus
TEST=build fw and flash to the dut with RAMID 5, dut can boot up successfully.
Signed-off-by: Pan Sheng-Liang <sheng-liang.pan@quanta.corp-partner.google.com>
Change-Id: I922a518cffc4dac71caec68e6f7a55c6c5717438
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56982
Reviewed-by: Marco Chen <marcochen@google.com>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>