Improve PR message

- It was offensive.

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,4 +1,4 @@
-[TYPE DESCRIPTION HERE (SMART PEOPLE MAY REMOVE THIS LINE)]
+[type description here, PLEASE, REMOVE THIS LINE, PLACEHOLDER, BEFORE SUBMITTING THIS PULL REQUEST]
 
 - Related ticket: https://progress.opensuse.org/issues/xyz
 - Needles: https://github.com/os-autoinst/os-autoinst-needles-opensuse/pull/xyz