Add bullet points to the PR template (#1259)

Author: sirknightj

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,11 +1,16 @@
 *Issue #, if available:*
+- N/A
 
 *What was changed?*
+- 
 
 *Why was it changed?*
+- 
 
 *How was it changed?*
+- 
 
 *What testing was done for the changes?*
+- 
 
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