fix(routes): Correct require paths for errors.js in subdirectory routes

dashcaddy-api/routes/config/settings.js

@@ -1,7 +1,7 @@
 const fsp = require('fs').promises;
 const { validateConfig } = require('../../config-schema');
 const { exists } = require('../../fs-helpers');
-const { ValidationError } = require('../errors');
+const { ValidationError } = require('../../errors');
 
 module.exports = function({ configStateManager, asyncHandler, log }) {
 /**