refactor(fvp_r): update set_config_info function call

Pass NS-load address as ~0UL to the 'set_config_info' function while
updating FW_CONFIG device tree information since it is always loaded
into secure memory.

Change-Id: I64e8531e0ad5cda63f14d838efb9da9cf20beea8
Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>

plat/arm/board/fvp_r/fvp_r_bl1_setup.c

@@ -154,7 +154,8 @@ void arm_bl1_platform_setup(void)
 
 	/* Set global DTB info for fixed fw_config information */
 	fw_config_max_size = ARM_FW_CONFIG_LIMIT - ARM_FW_CONFIG_BASE;
-	set_config_info(ARM_FW_CONFIG_BASE, fw_config_max_size, FW_CONFIG_ID);
+	set_config_info(ARM_FW_CONFIG_BASE, ~0UL, fw_config_max_size,
+			FW_CONFIG_ID);
 
 	assert(bl1_plat_get_image_desc(BL33_IMAGE_ID) != NULL);