chore: update test-phpcpd.yml

Author: kenjis

.github/workflows/test-phpcpd.yml

@@ -54,4 +54,5 @@ jobs:
             --exclude system/Database/MySQLi/Builder.php
             --exclude system/Database/OCI8/Builder.php
             --exclude system/Database/Postgre/Builder.php
+            --exclude system/Debug/Exceptions.php
             -- app/ public/ system/