Move the rm-mv slide back into context

Author: southgate

slides/github-intermediate-advanced.md

@@ -20,11 +20,11 @@ chapters: [
   'github/pull-request',
   'github/forking',
   'diff',
+  'rm-mv',
   'log',
   'merge',
   'gui',
   'advanced/github-way',
-  'rm-mv',
   'rebase',
   'reset',
   'reflog',