TF-A: Add RAS build and coverity config for RD-N2 platform

Add RAS TBB build configuration for RD-N2 platform to tf-l1-build-fvp
build group and include it in coverity makefile.

Signed-off-by: Omkar Anand Kulkarni <omkar.kulkarni@arm.com>
Change-Id: I997d8a754d25ffc0bbe78917b880e399bed36450
3 files changed