Update index-wildcard.txt

products --> employees

Author: RafaelGreen1

source/core/index-wildcard.txt

@@ -439,15 +439,15 @@ Consider the following wildcard index on the ``employees`` collection:
 
 .. code-block:: javascript
 
-   db.products.createIndex( { "$**" : 1 } )
+   db.employees.createIndex( { "$**" : 1 } )
 
 The following operation queries for a single field 
 ``lastName`` and projects out all other fields from the
 resulting document:
 
 .. code-block:: javascript
 
-   db.products.find(
+   db.employees.find(
      { "lastName" : "Doe" },
      { "_id" : 0, "lastName" : 1 }
    )