DOCS-1160: correcting example

Author: Sam Kleinman

source/release-notes/2.4.txt

@@ -1198,7 +1198,10 @@ for ``2dsphere`` indexes as ``2d`` indexes.
 
    .. code-block:: javascript
 
-      db.collection.find( { $geoIntersects: { $geometry: { "type": "Point", "coordinates": [ 40, 5 ] } } } )
+      db.collection.find( { loc: { $geoIntersects:
+                                   { $geometry: { "type": "Point",
+                                                  "coordinates": [ 40, 5 ]
+                                   } } } } )
 
    This query will select all indexed objects that intersect with the
    ``Point`` with the coordinates ``[ 40, 5 ]``. MongoDB will return