Do not use bytearray to convert char to bytes

Co-authored-by: Tomas R. <tomas.roun8@gmail.com>

Author: sergey-miryanov

Lib/_pyrepl/base_eventqueue.py

@@ -84,7 +84,7 @@ def push(self, char: int | bytes | str) -> None:
                 char = bytes(char.encode(self.encoding, "replace"))
                 self.buf.extend(char)
             else:
-                char = bytes(bytearray((ord_char,)))
+                char = bytes([ord_char])
                 self.buf.append(ord_char)
 
         if char in self.keymap:

Lib/test/test_pyrepl/test_eventqueue.py

@@ -161,7 +161,7 @@ def _push(keys):
         self.assertEqual(eq.get(), _event("key", "0"))
         self.assertEqual(eq.get(), _event("key", "0"))
 
-        self.assertEqual(eq.get(), _event("key", "ñ", bytearray(b'\xc3\xb1')))
+        self.assertEqual(eq.get(), _event("key", "ñ", b'\xc3\xb1'))
 
         self.assertEqual(eq.get(), _event("key", "\x1b"))
         self.assertEqual(eq.get(), _event("key", "["))