Rev News: and yet another typo

Signed-off-by: Johannes Schindelin <[email protected]>

Author: dscho

rev_news/drafts/edition-24.md

@@ -52,7 +52,7 @@ the [Git Merge 2017](http://git-merge.com/) conference that happenend on Februar
  * The main motivation for this feature are CPU and I/O
  usage on the server side.
 
- * The feature would be good for large collections fo
+ * The feature would be good for large collections of
  repos, e.g. the set for Android; the Google "repo"
  tool would be an alternative.