PULL_REQUEST_TEMPLATE.md in jackhammer-1.5.1

- old
+ new

@@ -1,18 +1,6 @@
-## Description
+## Description, motivation and context
 <!--- Describe your changes in detail -->
-
-## Related issue(s)
-<!--- GH issue number -->
-
-## Motivation and Context
 <!--- Why is this change required? What problem does it solve? -->
-<!--- If it fixes an open issue, please link to the issue here. -->
 
-## How Has This Been Tested?
-<!--- Please describe in detail how you tested your changes. -->
-
-## Screenshots (if appropriate):
-<!--- Please add any screenshots of the feature. -->
-
-## Related PRs
-<!--- Please add links to any related PRs (backend, component packages, etc). -->
+## Related issue(s) or PR(s)
+<!--- GH issue number -->