Coverity: add build config for Renesas RZ/G2M platform

This configuration adds missing files to be analyzed
by Coverity Scan.

Change-Id: I1a48614ae5cb478bf66c27cfa550aa8a52b6a689
Signed-off-by: Zelalem <zelalem.aweke@arm.com>
diff --git a/script/tf-coverity/tf-cov-make b/script/tf-coverity/tf-cov-make
index edff4a0..94120e0 100755
--- a/script/tf-coverity/tf-cov-make
+++ b/script/tf-coverity/tf-cov-make
@@ -418,6 +418,11 @@
     PMIC_ROHM_BD9571=0 RCAR_DRAM_SPLIT=0 RCAR_SYSTEM_SUSPEND=0 \
     AVS_SETTING_ENABLE=0 SPD=none TRUSTED_BOARD_BOOT=1
 
+# Renesas HiHope RZ/G2M development kit
+clean_build PLAT=rzg $(common_flags) \
+    MBEDTLS_DIR=$(pwd)/mbedtls LSI=G2M \
+    RCAR_DRAM_SPLIT=2 RCAR_LOSSY_ENABLE=1 SPD=none
+
 # Platforms from ST
 make PLAT=stm32mp1 CROSS_COMPILE=arm-none-eabi- \
     $(common_flags) ARM_ARCH_MAJOR=7 STM32MP_EMMC=1 \