fix: remove unused paths

sd_webui/paths.py

@@ -11,10 +11,4 @@ if TYPE_CHECKING:
     extensions_dir = os.path.join(os.path.dirname(__file__), "4")
     extensions_builtin_dir = os.path.join(os.path.dirname(__file__), "5")
 else:
-    from modules.paths import (
-        data_path,
-        extensions_builtin_dir,
-        extensions_dir,
-        models_path,
-        script_path,
-    )
+    from modules.paths import data_path, models_path, script_path