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

Add build configuration for SPMC AT EL3 and SP at SEL0 on RD-N2
platform to tf-l1-build-fvp build group and include it in coverity
makefile.

Change-Id: Ia66de33f7f1ffba2b9248a8db7700c7fe54d0cd6
Signed-off-by: Nishant Sharma <nishant.sharma@arm.com>
diff --git a/script/tf-coverity/tf-cov-make b/script/tf-coverity/tf-cov-make
index eda85ec..66e184d 100755
--- a/script/tf-coverity/tf-cov-make
+++ b/script/tf-coverity/tf-cov-make
@@ -262,6 +262,10 @@
 # RAS Extension Support
 make $(common_flags) PLAT=rdn2 ${ARM_TBB_OPTIONS} ENABLE_FEAT_RAS=1 \
     RAS_FFH_SUPPORT=1 HANDLE_EA_EL3_FIRST_NS=1 SDEI_SUPPORT=1 SPM_MM=1 all
+# SPMC At EL3 Support
+make $(common_flags) PLAT=rdn2 ${ARM_TBB_OPTIONS} SPMC_AT_EL3=1 SPD=spmd \
+    SPMD_SPM_AT_SEL2=0 BL32=1 SPMC_AT_EL3_SEL0_SP=1 EL3_EXCEPTION_HANDLING=1 \
+    PLAT_RO_XLAT_TABLES=1 all
 
 #
 # Neoverse N1 SDP platform