title: what does it mean `dotspacemacs-configuration-layers' was changed outside of `dotspacemacs/layers'?
body: <p>My spacemacs is 0.200.3@25.1.1</p>
  
  <p>I got a warning when launching spacemacs every time, how to fix this?</p>
  
  <blockquote>
    <p>Warnings:
                                              - <code>dotspacemacs-configuration-layers' was changed outside of
    </code>dotspacemacs/layers'.</p>
  </blockquote>