bazel: support use bazel tool to build [2/6]

PD#SWPL-112151

Problem:
support use bazel tool to build

Solution:
1. support use bazel tool to build for gki2.0 and gki1.0
2. amlogic.bzl(build parameter), amlogic_utils.bzl(build function)
3. change define_db845c to define_common_amlogic
4. support build external modules
5. support build dtbo
6. use project config
7. rename external(out tree) modules name

Verify:
sc2

Change-Id: If644ea18c21624fd9ad8695b5a866ce593a11b7f
Signed-off-by: Wanwei Jiang <wanwei.jiang@amlogic.com>
10 files changed