updated PULL_REQUEST_TEMPLATE [skip ci] (#4844)

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,18 +1,21 @@
-<!--- 
+<!-- 
 Before making a PR please make sure to read our contributing guidelines 
 https://github.com/babel/babel/blob/master/CONTRIBUTING.md
+
+For any issue references: Add a comma-separated list of a [closing word](https://help.github.com/articles/closing-issues-via-commit-messages/) followed by the ticket number fixed by the PR
 -->
 
-| Q                 | A
+| Q                 | A <!--(yes/no) -->
 | ----------------- | ---
-| Bug fix?          | yes/no
-| Breaking change?  | yes/no
-| New feature?      | yes/no
-| Deprecations?     | yes/no
-| Spec compliancy?  | yes/no
-| Tests added/pass? | yes/no
-| Fixed tickets     | comma-separated list of a [closing word](https://help.github.com/articles/closing-issues-via-commit-messages/) followed by the ticket number fixed by the PR, if any. E.g: `Fixes #1, Fixes #2`
+| Bug fix?          | 
+| Breaking change?  | 
+| New feature?      | 
+| Deprecations?     | 
+| Spec compliancy?  | 
+| Tests added/pass? | 
+| Fixed tickets     | `Fixes #1, Fixes #2`
 | License           | MIT
-| Doc PR            | reference to the documentation PR, if any
+| Doc PR            | 
+| Dependency Changes| 
 
 <!-- Describe your changes below in as much detail as possible -->