Update config.yml to latest schema

Towards github/services-training#870

Author: JamesMGreene

config.yml

@@ -3,6 +3,7 @@ tagline: Everything you need to know about moving projects to GitHub
 description: You're a migration away from using a full suite of development tools and premier third-party apps on GitHub. This course helps you seamlessly move code to GitHub and sets you up to do more after you make the move.
 template:
   name: github-move
+  repo: false
 before:
   - type: createIssue
     title: Plan the move