build: add build config for AMD platform

Add build configuration for AMD Versal platform to tftf.
The default configuration builds for Versal tests(TESTS=versal),
which includes standard tests along with AMD specific tests cases.

Signed-off-by: Akshay Belsare <akshay.belsare@amd.com>
Change-Id: I7a5b7641569987ea4fff8264f1a00e92e509a7f6
2 files changed