Update README.md

Naming the Script Include with ".js" at the end will lead to wrong "API Name" in ServiceNow and therefore the instantiation of the Script Include or better say object will not be possible

Author: ewatch

README.md

@@ -146,11 +146,11 @@ Duplicated from a existing Script Include.
 
 As you can see in the `files/Script Include/` directory, there are three files which you have to create:
 
-| Script Include               | Content                                                      |
+| Script Include Name          | Content                                                      |
 |------------------------------|--------------------------------------------------------------|
 | `_`                          | Use `files/Script Include/_.script.js`                       |
 | `moment.js`                  | Use `files/Script Include/moment.js.script.js`               |
-| `GraphQLExampleUtilities.js` | Use `files/Script Include/GraphQLExampleUtilities.script.js` |
+| `GraphQLExampleUtilities`    | Use `files/Script Include/GraphQLExampleUtilities.script.js` |
 
 ### Enable GraphQL