lib/fconf: Update data type of config max size

Update the data type of the member 'config_max_size' present in the
structure 'dyn_cfg_dtb_info_t' to uint32_t.

This change is being done so that dyn_cfg_dtb_info_t and image_info
structure should use same data type for maximum size.

Change-Id: I9b5927a47eb8351bbf3664b8b1e047ae1ae5a260
Signed-off-by: Manish V Badarkhe <Manish.Badarkhe@arm.com>
diff --git a/lib/fconf/fconf.c b/lib/fconf/fconf.c
index bc4fa8e..24b6bcc 100644
--- a/lib/fconf/fconf.c
+++ b/lib/fconf/fconf.c
@@ -32,8 +32,7 @@
 	assert(config_info != NULL);
 
 	config_image_info.image_base = config_info->config_addr;
-	config_image_info.image_max_size =
-		(uint32_t)config_info->config_max_size;
+	config_image_info.image_max_size = config_info->config_max_size;
 
 	VERBOSE("FCONF: Loading config with image ID: %d\n", image_id);
 	err = load_auth_image(image_id, &config_image_info);