docs(tarko): migrate tool docs (#1585)

Author: ulivz

multimodal/websites/docs/docs/en/guide/_meta.json

@@ -13,13 +13,6 @@
     "collapsible": false,
     "collapsed": false
   },
-  {
-    "type": "dir",
-    "name": "tool",
-    "label": "Tool",
-    "collapsible": false,
-    "collapsed": false
-  },
   {
     "type": "dir",
     "name": "advanced",