Update pull_request_template.md

Author: riotschoolacc

.github/pull_request_template.md

@@ -6,8 +6,9 @@
 
 ## Checks
 
+*Put an X in the brackets to checkmark them.*
 By submitting your pull request for review, you agree to the following:
 
-- [ ] This contribution was created in whole or in part by me, and I have the right to submit it under the terms of this repository's open source licenses.
+- [ ] This pull request was created in whole or in part by me, and I have the right to submit it under the terms of this repository's open source licenses.
 - [ ] I understand and agree that this contribution and a record of it are public, maintained indefinitely, and may be redistributed under the terms of this repository's open source licenses.
-- [ ] To the best of my knowledge, all proposed changes are accurate.
+- [ ] To the best of my knowledge, all proposed changes are accurate, and do not contain any content that can be considered harmful or inappropriate.