Remove several unused imports in _pyrepl (#118668)

Author: sobolevn

Lib/_pyrepl/reader.py

@@ -23,7 +23,6 @@
 
 from contextlib import contextmanager
 from dataclasses import dataclass, field, fields
-import re
 import unicodedata
 from _colorize import can_colorize, ANSIColors  # type: ignore[import-not-found]
 

Lib/_pyrepl/simple_interact.py

@@ -32,7 +32,6 @@
 import code
 from types import ModuleType
 
-from .console import Event
 from .readline import _get_reader, multiline_input
 from .unix_console import _error
 
@@ -82,7 +81,6 @@ def showtraceback(self):
 def run_multiline_interactive_console(
     mainmodule: ModuleType | None= None, future_flags: int = 0
 ) -> None:
-    import code
     import __main__
     from .readline import _setup
     _setup()