Update python/grass/script/core.py

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

python/grass/script/core.py

@@ -35,7 +35,7 @@
 from collections.abc import Mapping
 from tempfile import NamedTemporaryFile
 from pathlib import Path
-from typing import TYPE_CHECKING, Literal, TypeVar
+from typing import TYPE_CHECKING, TypeVar
 
 from .utils import KeyValue, parse_key_val, basename, encode, decode, try_remove
 from grass.exceptions import ScriptError, CalledModuleError