tech(github): asks ppl to remove placeholder text

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,2 +1,4 @@
 * Link the PR to an issue for new features
-* Rebase your PR if it gets out of sync with master
+* Rebase your PR if it gets out of sync with master
+
+**REMOVE THE TEXT ABOVE BEFORE CREATING THE PULL REQUST**