Remove PR template

Author: AndreasArvidsson

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,17 +0,0 @@
-<!--
-Thanks for your change!
-
-* Remember to *add tests* if you have added a new feature, or fixed a bug.
-    Use the test case recorder: https://www.cursorless.org/docs/contributing/test-case-recorder
-
-* Remember to *update the docs* if you've added a new feature.
-    Link: https://github.com/cursorless-dev/cursorless/tree/main/docs
-
-* Remember to *test the cheatsheet manually* if you've added a new action,
-  modifier, or scope -- or changed any Talon files.
-
-Remove this comment.
--->
-
-
-## Release notes