Add a reminder to PR request template

Author: Ben Junya

.github/pull_request_template.md

@@ -1,3 +1,12 @@
+<!--
+
+  Hello Friend! Thank you for contributing to Ship!
+
+  If you worked on the front end (i.e React component side)...
+  Did you bump the version number in package.json?
+
+  Thanks again! You are awesome!
+-->
 What I Did
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