Update auto_assign.yml

.github/auto_assign.yml

@@ -1,9 +1,8 @@
-# Set to true to add reviewers to pull requests
-addReviewers: true
-
 # Set to true to add assignees to pull requests
 addAssignees: true
 
 # A list of reviewers to be added to pull requests (GitHub user name)
-reviewers: 
+assignees: 
   - peterus
+
+numberOfAssignees: 0