docs: update pull request template (#5187)

.github/pull_request_template.md

@@ -1,43 +1,31 @@
 ## Done
+- 
 
+<!--
 - Itemised list of what was changed by this PR.
+-->
 
-## QA
+## QA steps
 
-### MAAS deployment
+- [ ] 
 
-To run this branch you will need access to one of the following MAAS deployments:
-
-- [Karura](/HACKING.md#karura)
-- [Bolla](/HACKING.md#bolla)
-- [A development MAAS](/HACKING.md#development-deployment)
-- [A local snap MAAS](/HACKING.md#snap-deployment) (this will not usually have machines)
-
-### Running the branch
-
-You can run this branch by:
-
-- Serving with [dotrun](/HACKING.md#maas-ui-development-setup)
-- [Building in a development MAAS](/HACKING.md#running-maas-ui-from-a-development-maas)
-
-### QA steps
-
-- Steps for QA.
+<!-- Steps for QA. -->
 
 ## Fixes
 
-Fixes: # .
-
-## Launchpad issue
-
-Related Launchpad maas issue in the form `lp#number`.
+Fixes: 
 
-## Backports
+<!-- If there's an existing JIRA/launchpad issue/bug for your change, please link to it above. -->
 
-In general, please propose fixes against _main_ rather than release branches (e.g. 2.7), unless the fix is only applicable for that specific release. Please apply backport labels to the PR (e.g. "Backport 2.7") for the appropriate releases to target.
+## Screenshots
 
-Only bug and security fixes should be backported, new features should only land in main.
+<!--
+Attach any screenshots or videos that help illustrate or demonstrate the changes made in this PR.
+-->
 
-## Screenshots
+## Notes
 
-It could be helpful to provide some screenshots to aid in QAing the change.
+<!--
+(Optional)
+Leave any additional notes for the reviewer here.
+-->