delay importing of modules.config (#2195)

launch.py

@@ -21,7 +21,6 @@ import fooocus_version
 from build_launcher import build_launcher
 from modules.launch_util import is_installed, run, python, run_pip, requirements_met
 from modules.model_loader import load_file_from_url
-from modules import config
 
 
 REINSTALL_ALL = False
@@ -84,6 +83,8 @@ if args.gpu_device_id is not None:
     print("Set device to:", args.gpu_device_id)
 
 
+from modules import config
+
 def download_models():
     for file_name, url in vae_approx_filenames:
         load_file_from_url(url=url, model_dir=config.path_vae_approx, file_name=file_name)