Minor wording change

DEPLOYMENT.md

@@ -4,7 +4,7 @@ For services that OTS maintains, these are our deployment guidelines.
 See also the related [guidance on testing and quality
 assurance](TESTING_AND_QA.md).
 
-* **Perform the corresponding test checklist before deploying to production.**
+* **Perform appropriate testing and QA before deploying to production.**
 
   See [testing and quality assurance](TESTING_AND_QA.md) for details,
   of course.  Exactly how you do QA will differ depending on the