chore(examples): fix screenshot

lidel · web-flow · commit f42d46026026 · 2018-12-03T14:17:41.000+01:00
diff --git a/examples/upload-file-via-browser/README.md b/examples/upload-file-via-browser/README.md
@@ -31,4 +31,4 @@ Now open your browser at `http://localhost:3000`
 
 After uploading a file (left screen), and opening the uploaded file (right screen), you should see something like:
 
-![App Screenshot](https://cdn.rawgit.com/ipfs/js-ipfs-http-client/320fcfc6155a771027bdf0cc661e37a407d35efb/examples/upload-file-via-browser/screenshot.png)
+> ![App Screenshot](https://github.com/ipfs/js-ipfs-http-client/raw/master/examples/upload-file-via-browser/screenshot.png)

Original file line number	Diff line number	Diff line change
@@ -31,4 +31,4 @@ Now open your browser at `http://localhost:3000`
`31`	`31`
`32`	`32`	`After uploading a file (left screen), and opening the uploaded file (right screen), you should see something like:`
`33`	`33`
`34`		`-![App Screenshot](https://cdn.rawgit.com/ipfs/js-ipfs-http-client/320fcfc6155a771027bdf0cc661e37a407d35efb/examples/upload-file-via-browser/screenshot.png)`
	`34`	`+> ![App Screenshot](https://github.com/ipfs/js-ipfs-http-client/raw/master/examples/upload-file-via-browser/screenshot.png)`