fix(coverity): increase FVP TSRAM where necessary

The configuration modified by this change requires a larger Trusted SRAM
than 256KB to build. This change this increases it to 384KB.

Change-Id: I4a1b768542584e38567ccb002f6258f0ef5de52d
Signed-off-by: Chris Kay <chris.kay@arm.com>
diff --git a/script/tf-coverity/tf-cov-make b/script/tf-coverity/tf-cov-make
index 6aee4ac..42ae5a8 100755
--- a/script/tf-coverity/tf-cov-make
+++ b/script/tf-coverity/tf-cov-make
@@ -50,7 +50,8 @@
 fvp_common_flags="$(common_flags) PLAT=fvp"
 
 # Try all possible SPDs.
-clean_build $fvp_common_flags ${ARM_TBB_OPTIONS} ARM_TSP_RAM_LOCATION=dram SPD=tspd
+clean_build $fvp_common_flags ${ARM_TBB_OPTIONS} ARM_TSP_RAM_LOCATION=dram \
+    SPD=tspd FVP_TRUSTED_SRAM_SIZE=384
 clean_build $fvp_common_flags ${ARM_TBB_OPTIONS} ARM_TSP_RAM_LOCATION=dram SPD=tspd TSP_INIT_ASYNC=1 \
     TSP_NS_INTR_ASYNC_PREEMPT=1
 clean_build $fvp_common_flags ${ARM_TBB_OPTIONS} SPD=opteed FVP_TRUSTED_SRAM_SIZE=384