zynqmp: Increase MAX_XLAT_TABLES

When moving the ATF into the DRAM address space an additional
translation table is required.
Reported-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>

plat/xilinx/zynqmp/include/platform_def.h

@@ -100,11 +100,7 @@
  ******************************************************************************/
 #define ADDR_SPACE_SIZE			(1ull << 32)
 #define MAX_MMAP_REGIONS		7
-#if IMAGE_BL32
-# define MAX_XLAT_TABLES		5
-#else
-# define MAX_XLAT_TABLES		4
-#endif
+#define MAX_XLAT_TABLES			5
 
 #define CACHE_WRITEBACK_SHIFT   6
 #define CACHE_WRITEBACK_GRANULE (1 << CACHE_WRITEBACK_SHIFT)