example curl pointed to with-styled-components, supposed to be with-flow (vercel#1832)

Author: CraigRamey

examples/with-flow/README.md

@@ -6,7 +6,7 @@
 Download the example [or clone the repo](https://github.com/zeit/next.js):
 
 ```bash
-curl https://codeload.github.com/zeit/next.js/tar.gz/master | tar -xz --strip=2 next.js-master/examples/with-styled-components
+curl https://codeload.github.com/zeit/next.js/tar.gz/master | tar -xz --strip=2 next.js-master/examples/with-flow
 cd with-flow
 ```
 
@@ -27,4 +27,4 @@ now
 
 This example shows how you can use Flow, with the transform-flow-strip-types babel plugin stripping flow type annotations from your output code.
 
-![with-flow](with-flow.gif)
+![with-flow](with-flow.gif)