Fix typo

Author: Tobias Fuhrimann

next-steps.html.md.erb

@@ -8,4 +8,4 @@ You now know how to deploy an app, change its configuration, view logs, scale, a
 Here’s some recommended reading. The first one describes the buildpack which Cloud Foundry uses to bootstrap Python applications. The second one is a collection of factors you should consider when creating a modern cloud-native application.
 
 * <a href="../buildpacks/python/index.html" target="_blank">Python Buildpack</a>
-* <a href="http://12factor.net" target="_blank">12 facfors for cloud-native apps</a>
+* <a href="http://12factor.net" target="_blank">12 factors for cloud-native apps</a>