Adds October CMS to framework list (php-debugbar#490)

Author: daftspunk

README.md

@@ -45,6 +45,7 @@ Integrations with other frameworks:
   - [TYPO3](https://github.com/Konafets/typo3_debugbar)
   - [Joomla](https://github.com/joomla/joomla-cms/blob/4.0-dev/plugins/system/debug/debug.php)
   - [Drupal](https://www.drupal.org/project/debugbar)
+  - [October CMS](https://github.com/rainlab/debugbar-plugin)
   - Framework-agnostic middleware and PSR-7 with [php-middleware/phpdebugbar](https://github.com/php-middleware/phpdebugbar).
 
 *(drop me a message or submit a PR to add your DebugBar related project here)*