mambo: Don't probe ECID for DD1.0X on Mambo
mambo: Don't probe ECID for DD1.0X on Mambo

SCOM doesn't exist, we end up in a sad place (machine check)

Fixes: c9cadb4fe60d4d41fc45a35a1d2ae27e0632c679
Signed-off-by: Stewart Smith <ec31ab75ddf977353c8f660f92ea8b23f64aef25@linux.vnet.ibm.com>

stewart-ibm/skiboot,qemu/skiboot,qemu/skiboot,legoater/skiboot,stewart-ibm/skiboot,open-power/skiboot,legoater/skiboot,legoater/skiboot,open-power/skiboot,legoater/skiboot,qemu/skiboot,legoater/skiboot,stewart-ibm/skiboot,open-power/skiboot,mikey/skiboot,shenki/skiboot,qemu/skiboot,mikey/skiboot,shenki/skiboot,qemu/skiboot,shenki/skiboot,open-power/skiboot,shenki/skiboot,open-power/skiboot,mikey/skiboot,shenki/skiboot