chore: update PR template with checklist

jsjoeio · jsjoeio · commit a13b65686c8c · 2021-05-10T12:06:07.000-07:00
diff --git a/.github/PULL_REQUEST_TEMPLATE/pull_request_template.md b/.github/PULL_REQUEST_TEMPLATE/pull_request_template.md
@@ -4,3 +4,7 @@ If there is no existing issue, please first create one unless the fix is minor.
 
 Please make sure the base of your PR is the master branch!
 -->
+
+## Checklist
+
+- [ ] updated `CHANGELOG.md`
