Update pull request template to reflect existence of lein lint

.github/PULL_REQUEST_TEMPLATE.md

@@ -4,7 +4,7 @@
 - [ ] If you're attempting to fix a translation issue, please submit your changes to our [POEditor project](https://poeditor.com/join/project/ynjQmwSsGh) instead of opening a PR.
 ### Tests
 -  [ ] Run the frontend and integration tests with  `yarn lint && yarn flow && yarn test`)
--  [ ] If there are changes to the backend codebase, run the backend tests with `lein test && lein eastwood && lein bikeshed && lein docstring-checker && lein check-namespace-decls && ./bin/reflection-linter`
+-  [ ] If there are changes to the backend codebase, run the backend tests with `lein test && lein lint && ./bin/reflection-linter`
 
 -  [ ] Sign the [Contributor License Agreement](https://docs.google.com/a/metabase.com/forms/d/1oV38o7b9ONFSwuzwmERRMi9SYrhYeOrkbmNaq9pOJ_E/viewform)
 (unless it's a tiny documentation change).