downgrade moodle-plugin-ci version

Author: ferishili

.github/workflows/config.json

@@ -7,5 +7,5 @@
   "moodle-php": {
     "MOODLE_405_STABLE": ["8.1", "8.2"]
   },
-  "moodle-plugin-ci": "4.5.8"
+  "moodle-plugin-ci": "4.4.5"
 }