Update migrating-data.liquid

Author: simplykatsa

app/views/pages/developer-guide/data-import-export/migrating-data.liquid

@@ -70,7 +70,7 @@ pos-cli migrations run MIGRATION_TIMESTAMP ENVIRONMENT
 
 For example:
 <pre class="command-line" data-user="user" data-host="host"><code class="language-bash">
-pos-cli migrations run local 20180909123423
+pos-cli migrations run 20180909123423 local
 </code></pre>
 
 {% include 'alert/note', content: 'For the command, you have to provide the timestamp, not the full name, for example: 20180731120002' %}