Update PULL_REQUEST_TEMPLATE.md

Author: vrdmr

.github/PULL_REQUEST_TEMPLATE.md

@@ -7,7 +7,7 @@ Fixes #
 
 ---
 <!--
-Please add an informative description that covers that changes made by the pull request. 
+Please add an informative description that covers the changes made by the pull request. 
 This checklist is used to make sure that common issues in a pull request are addressed.
 This will expedite the process of getting your pull request merged and avoid extra work on your part to fix issues discovered during the review process.
 -->