Do not use finally to reset keymap

Author: sergey-miryanov

Lib/_pyrepl/base_eventqueue.py

@@ -107,5 +107,4 @@ def push(self, char: int | bytes) -> None:
                 return
             else:
                 self.insert(Event('key', decoded, self.flush_buf()))
-            finally:
-                self.keymap = self.compiled_keymap
+            self.keymap = self.compiled_keymap