Update pull request template to indicate that all PRs have to be labe…

…lled now

.github/pull_request_template.md

@@ -4,9 +4,9 @@
 [//]: # (If this is a bug fix: include a reproduction path)
 
 ## Checklist <!-- Remove any line that's not applicable -->
+- [ ] PR is labelled <!-- Breaking change, Feature, Fix, Dependencies or Chore -->
 - [ ] Code is unit tested
 - [ ] Changes are tested manually
-- [ ] Link to related issues
-- [ ] Add relevant labels to PR  <!-- Breaking change, Feature, Fix or Dependencies. If none of these labels are applicable (for example refactor tasks or release PRs) do not use any labels -->
+- [ ] Related issues are linked
 
 COAND-XXX