Update pull_request_template.md

Author: crazywhalecc

.github/pull_request_template.md

@@ -7,6 +7,7 @@
 > If your PR involves the changes mentioned below and completed the action, please tick the corresponding option.
 > If a modification is not involved, please skip it directly.
 
+- [ ] If you modified `*.php`, run `composer cs-fix` at local machine.
 - [ ] If it's an extension or dependency update, make sure adding related extensions in `src/global/test-extensions.php`.
 - [ ] If you changed the behavior of static-php-cli, update docs in `./docs/`.
 - [ ] If you updated `config/xxx.json` content, run `bin/spc dev:sort-config xxx`.