coverity: mediatek mt8196 platform build

Change-Id: I550268c7a95bca1d5abdd0c229a4698f0299a945
Signed-off-by: Gavin Liu <gavin.liu@mediatek.com>
diff --git a/script/tf-coverity/tf-cov-make b/script/tf-coverity/tf-cov-make
index b047e99..69736bd 100755
--- a/script/tf-coverity/tf-cov-make
+++ b/script/tf-coverity/tf-cov-make
@@ -427,6 +427,7 @@
 make PLAT=mt8188 $(common_flags) COREBOOT=1 all
 make PLAT=mt8192 $(common_flags) COREBOOT=1 all
 make PLAT=mt8195 $(common_flags) COREBOOT=1 all
+make PLAT=mt8196 $(common_flags) COREBOOT=1 all
 
 # Platforms from Qualcomm
 make PLAT=sc7180 $(common_flags) COREBOOT=1 all