zynqmp: Migrate to new address space macros

Commit 0029624fe2d4c327ac885d04d5933f82f38e7071 ("Add
PLAT_xxx_ADDR_SPACE_SIZE definition") deprecates 'ADDR_SPACE_SIZE' in
favor of PLAT_(PHY|VIRT)_ADDRESS_SPACE_SIZE. Migrate the zynqmp platform
to use the new interface.

Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
diff --git a/plat/xilinx/zynqmp/include/platform_def.h b/plat/xilinx/zynqmp/include/platform_def.h
index 047aeaa..8b73aae 100644
--- a/plat/xilinx/zynqmp/include/platform_def.h
+++ b/plat/xilinx/zynqmp/include/platform_def.h
@@ -98,7 +98,8 @@
 /*******************************************************************************
  * Platform specific page table and MMU setup constants
  ******************************************************************************/
-#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		7
 #define MAX_XLAT_TABLES			5