Remove Moltbot entry from documentation (#106)

Author: wanghe-fit2cloud

mkdocs.yml

@@ -154,7 +154,6 @@ nav:
     - Nextcloud: user_manual/appstore/nextcloud.md
     - LobeChat: user_manual/appstore/lobechat.md
     - Jumpserver: user_manual/appstore/jumpserver.md
-    - Moltbot: user_manual/appstore/moltbot.md
     - Stirling-PDF: user_manual/appstore/stirling-pdf.md
     - ChatGPT-Next-Web: user_manual/appstore/chatgpt-next-web.md
     - Cloudreve: user_manual/appstore/cloudreve.md