components/esp_matter: call ScheduleFactoryReset from esp_matter::factory_reset

ScheduleFactoryReset() additionally removes the fabric data, sends the
server shutting down event and then calls InitiateFactoryReset()

components/esp_matter/esp_matter_core.cpp

@@ -898,7 +898,7 @@ esp_err_t factory_reset()
     }
 
     /* Submodule factory reset. This also restarts after completion. */
-    ConfigurationMgr().InitiateFactoryReset();
+    chip::Server::GetInstance().ScheduleFactoryReset();
     return err;
 }