qemu: replace deprecated ADDR_SPACE_SIZE

Replaces the deprecated ADDR_SPACE_SIZE with PLAT_PHY_ADDR_SPACE_SIZE
and PLAT_VIRT_ADDR_SPACE_SIZE.

Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
diff --git a/plat/qemu/include/platform_def.h b/plat/qemu/include/platform_def.h
index ceb0539..85374e8 100644
--- a/plat/qemu/include/platform_def.h
+++ b/plat/qemu/include/platform_def.h
@@ -154,7 +154,8 @@
 
 #define NS_IMAGE_OFFSET			0x60000000
 
-#define ADDR_SPACE_SIZE			(1ull << 32)
+#define PLAT_PHY_ADDR_SPACE_SIZE	(1ull << 32)
+#define PLAT_VIRT_ADDR_SPACE_SIZE	(1ull << 32)
 #define MAX_MMAP_REGIONS		8
 #define MAX_XLAT_TABLES			6
 #define MAX_IO_DEVICES			3