change codec to Literal

default is VP8 due to libx264 log spam, see nerfstudio-project#1343 (comment)

Author: machenmusik

nerfstudio/configs/base_config.py

@@ -21,7 +21,7 @@
 import warnings
 from dataclasses import dataclass
 from pathlib import Path
-from typing import Any, List, Optional, Tuple, Type
+from typing import Any, Literal, List, Optional, Tuple, Type
 
 from typing_extensions import Literal