rearrange config of should_validate_size

Author: streamtw

src/config/lfm.php

@@ -74,13 +74,14 @@
     // If true, non-alphanumeric folder name will be rejected.
     'alphanumeric_directory' => false,
 
+    // If true, the uploading file's size will be verified for over than max_image_size/max_file_size.
+    'should_validate_size' => false,
+
     'max_image_size' => 50000,
     'max_file_size' => 50000,
 
     // If true, the uploading file's mime type will be valid in valid_image_mimetypes/valid_file_mimetypes.
     'should_validate_mime' => false,
-    // If true, the uploading file's size will be verified for over than max_image_size/max_file_size.
-    'should_validate_size' => false,
 
     // available since v1.3.0
     'valid_image_mimetypes' => [