Fix: Adding comment in pr template (json-schema-org#451)

* adding comment in pr template

* Update .github/pull_request_template.md

Co-authored-by: Benjamin Granados <[email protected]>

* Update .github/pull_request_template.md

Co-authored-by: Greg Dennis <[email protected]>

---------

Co-authored-by: Benjamin Granados <[email protected]>
Co-authored-by: Greg Dennis <[email protected]>

Author: 3 people

.github/pull_request_template.md

@@ -10,6 +10,7 @@ Thanks for submitting a pull request! Please provide enough information so that
 <!-- E.g. a bugfix, feature, refactoring, etc… -->
 
 **Issue Number:**
+<!-- Pick one of the below options.  Please remove those which don't apply. -->
 -  Closes #___ <!-- Replace ___ with the issue number this PR resolves -->
 -  Related to #___ <!-- Use when the PR doesn't completely resolve an issue -->
 -  Others? <!-- Add any additional notes or references here -->