[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

monai/data/meta_tensor.py

@@ -13,7 +13,7 @@
 
 import functools
 import warnings
-from collections.abc import Mapping, Sequence
+from collections.abc import Sequence
 from copy import deepcopy
 from typing import Any