build(qemu-sbsa): it is GICv3 platform

GICV2_G0_FOR_EL3 variable is only for GICv2 platforms.

Signed-off-by: Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>
Change-Id: Ibf9376caabbc05ceef4f870d816e6c60a344f895
diff --git a/plat/qemu/qemu_sbsa/platform.mk b/plat/qemu/qemu_sbsa/platform.mk
index 1b147ce..528e093 100644
--- a/plat/qemu/qemu_sbsa/platform.mk
+++ b/plat/qemu/qemu_sbsa/platform.mk
@@ -18,7 +18,6 @@
 ifeq (${SPM_MM},1)
 NEED_BL32		:=	yes
 EL3_EXCEPTION_HANDLING	:=	1
-GICV2_G0_FOR_EL3	:=	1
 endif
 
 include plat/qemu/common/common.mk