Add defconfigs for guam,guam plus, bengal chipset, debug builds and the factory. Change-Id: I19cba774e43ec95a11adc7aa84412ab4777a5810 Signed-off-by: zhaoxp3 <zhaoxp3@motorola.com> Reviewed-on: https://gerrit.mot.com/1499585 SLTApproved: Slta Waiver SME-Granted: SME Approvals Granted Tested-by: Jira Key Reviewed-by: Wang Wang <wangwang1@lenovo.com> Submit-Approved: Jira Key