make test compatible with ipython 8.3.0+

tests/test_ipynb.py

@@ -4,6 +4,7 @@
 from contextlib import ExitStack as does_not_raise
 from typing import ContextManager
 
+import IPython
 from click.testing import CliRunner
 from black.handle_ipynb_magics import jupyter_dependencies_are_installed
 from black import (
@@ -139,10 +140,15 @@ def test_non_python_magics(src: str) -> None:
         format_cell(src, fast=True, mode=JUPYTER_MODE)
 
 
+@pytest.mark.skipif(
+    IPython.version_info < (8, 3),
+    reason="Change in how TransformerManager transforms this input",
+)
 def test_set_input() -> None:
     src = "a = b??"
-    with pytest.raises(NothingChanged):
-        format_cell(src, fast=True, mode=JUPYTER_MODE)
+    expected = "??b"
+    result = format_cell(src, fast=True, mode=JUPYTER_MODE)
+    assert result == expected
 
 
 def test_input_already_contains_transformed_magic() -> None: