Change PR template (#14118)

* Change PR template

* add new line

.github/pull_request_template.md

@@ -1,7 +1,11 @@
-Please provide a description for what this PR is for.
+## Description
 
-And to help us figure out who should review this PR, please 
-put an X in all the areas that this PR affects.
+<!-- Please replace this line with a description of the PR. -->
+
+## Reviewers
+
+<!-- To help us figure out who should review this PR, please 
+     put an X in all the areas that this PR affects. -->
 
 - [ ] Ambient
 - [ ] Docs
@@ -13,3 +17,6 @@ put an X in all the areas that this PR affects.
 - [ ] Test and Release
 - [ ] User Experience
 - [ ] Developer Infrastructure
+- [ ] Localization/Translation
+
+<!-- If this is a localization PR, please replace this line with the URL of the original English document. -->