qemu_v8: add TF-A SME flags to support QEMU v7.2.0

Add TF-A flags ENABLE_SME_FOR_{NS,SWD}=1 to support QEMU v7.2.0 which
enables SME when -cpu max is used. Note that SME was introduced in
v7.1.0 but that version doesn't work (with or without this change).

Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Jens Wiklander <jens.wiklander@linaro.org>
diff --git a/qemu_v8.mk b/qemu_v8.mk
index e1501fe..adc2d68 100644
--- a/qemu_v8.mk
+++ b/qemu_v8.mk
@@ -162,6 +162,8 @@
 	QEMU_USE_GIC_DRIVER=$(TFA_GIC_DRIVER) \
 	ENABLE_SVE_FOR_NS=1 \
 	ENABLE_SVE_FOR_SWD=1 \
+	ENABLE_SME_FOR_NS=1 \
+	ENABLE_SME_FOR_SWD=1 \
 	BL32_RAM_LOCATION=tdram \
 	DEBUG=$(TF_A_DEBUG) \
 	LOG_LEVEL=$(TF_A_LOGLVL)