fix: resolve circular dependency for sha256, update files and init cache after initial model download

fixes https://github.com/lllyasviel/Fooocus/issues/2372

(cherry picked from commit 5c43a4bece)

modules/config.py

@@ -7,7 +7,6 @@ import args_manager
 import tempfile
 import modules.flags
 import modules.sdxl_styles
-from modules.hash_cache import init_cache
 
 from modules.model_loader import load_file_from_url
 from modules.extra_utils import makedirs_with_log, get_files_from_folder, try_eval_env_var
@@ -889,7 +888,3 @@ def downloading_sam_vit_h():
         file_name='sam_vit_h_4b8939.pth'
     )
     return os.path.join(path_sam, 'sam_vit_h_4b8939.pth')
-
-
-update_files()
-init_cache(model_filenames, paths_checkpoints, lora_filenames, paths_loras)