Remove info about the .flowconfig in the docs

It's now useless

Author: rricard

packages/react-scripts/template/README.md

@@ -448,16 +448,6 @@ Flow typing is now supported out of the box. All you have to do is add the `/* @
 want to typecheck. If no `.flowconfig` is present, one will be generated for you. The script will also download type
 definitions from [flow-typed](https://github.com/flowtype/flow-typed) automatically.
 
-If you don't have the auto-generated `.flowconfig` because you had flow setup before, you can copy it from here:
-
-```ini
-[ignore]
-<PROJECT_ROOT>/node_modules/fbjs/.*
-
-[libs]
-./flow-typed
-```
-
 Flow errors will show up alongside eslint errors as you work on your application.
 
 >Note: If your global flow installation version differs from react-scripts's flow version, you may experience slower compilation times while going back and forth between your app and your IDE (that may use your global flow). Ensure you have the same `flow-bin` version [here](https://github.com/facebookincubator/create-react-app/blob/master/packages/react-dev-utils/package.json).