Fix PR template formatting

Author: philipsharp

.github/pull_request_template.md

@@ -1,9 +1,6 @@
 Thank you for contributing to A Field Guide to Elephpants. To speed up approval
 of your contribution, please review the following checklist:
 
-* [ ] I have read the [CONTRIBUTING](https://github.com/philipsharp/afieldguidetoelephpants/blob/master/CONTRIBUTING.md)
-      guide
-* [ ] All text and photographs included are licensed under [CC:BY-NC-SA](https://creativecommons.org/licenses/by-nc-sa/4.0/)
-      or a compatible license.
-* [ ] (If Needed) New subspecies have been added to [sculpin_site.yml](https://github.com/philipsharp/afieldguidetoelephpants/blob/master/app/config/sculpin_site.yml)
-      sfollowing the naming convention.
+* [ ] I have read the [CONTRIBUTING](https://github.com/philipsharp/afieldguidetoelephpants/blob/master/CONTRIBUTING.md) guide
+* [ ] All text and photographs included are licensed under [CC:BY-NC-SA](https://creativecommons.org/licenses/by-nc-sa/4.0/) or a compatible license.
+* [ ] (If Needed) New subspecies have been added to [sculpin_site.yml](https://github.com/philipsharp/afieldguidetoelephpants/blob/master/app/config/sculpin_site.yml) following the naming convention.