use _compression.BaseStream for lzma.LZMAFile (#11166)

related to #3968

Author: tungol

stdlib/lzma.pyi

@@ -1,4 +1,4 @@
-import io
+from _compression import BaseStream
 from _typeshed import ReadableBuffer, StrOrBytesPath
 from collections.abc import Mapping, Sequence
 from typing import IO, Any, TextIO, overload
@@ -104,7 +104,7 @@ class LZMACompressor:
 
 class LZMAError(Exception): ...
 
-class LZMAFile(io.BufferedIOBase, IO[bytes]):  # type: ignore[misc]  # incompatible definitions of writelines in the base classes
+class LZMAFile(BaseStream, IO[bytes]):  # type: ignore[misc]  # incompatible definitions of writelines in the base classes
     def __init__(
         self,
         filename: _PathOrFile | None = None,