update docs

docs/contributors.md

@@ -112,4 +112,4 @@ Another great way to contribute is pull request reviews. Please, be extra kind:
 - Make sure you're familiar with the code or documentation is updated, unless it's a minor change (spellchecking, minor formatting, etc.)
 - Review changes using the GitHub functionality. You can ask a clarifying question, point out an error or suggest an alternative. 
 > Note: You may ask for minor changes - "nitpicks", but consider whether they are real blockers to merging or not
-- Submit your review, which
+- Submit your review, which may include comments, an approval, or a changes request