Migrate ZHA when enabling multi-PAN support on HA Yellow (#82213)

* Migrate ZHA when enabling multi-PAN support on HA Yellow

* Refactor BaseZhaFlow.async_step_maybe_confirm_ezsp_restore

* Change data passed to ZHA to initiate migration

* Catch errors during ZHA migration

* Fix ZhaMigrationHelper.async_prepare_yellow_migration return value

* Improve test coverage

* Improve test coverage

* Fix spelling

* Rename some none HA yellow specifics

* Rename again

* Increase number of migration retries + refactor

* Suppress OperationNotAllowed when reloading

* Adjust tests

tests/components/homeassistant_hardware/conftest.py

@@ -1,9 +1,37 @@
 """Test fixtures for the Home Assistant Hardware integration."""
-from unittest.mock import patch
+from collections.abc import Generator
+from typing import Any
+from unittest.mock import MagicMock, patch
 
 import pytest
 
 
+@pytest.fixture(autouse=True)
+def mock_zha_config_flow_setup() -> Generator[None, None, None]:
+    """Mock the radio connection and probing of the ZHA config flow."""
+
+    def mock_probe(config: dict[str, Any]) -> None:
+        # The radio probing will return the correct baudrate
+        return {**config, "baudrate": 115200}
+
+    mock_connect_app = MagicMock()
+    mock_connect_app.__aenter__.return_value.backups.backups = [MagicMock()]
+    mock_connect_app.__aenter__.return_value.backups.create_backup.return_value = (
+        MagicMock()
+    )
+
+    with patch(
+        "bellows.zigbee.application.ControllerApplication.probe", side_effect=mock_probe
+    ), patch(
+        "homeassistant.components.zha.radio_manager.ZhaRadioManager._connect_zigpy_app",
+        return_value=mock_connect_app,
+    ), patch(
+        "homeassistant.components.zha.async_setup_entry",
+        return_value=True,
+    ):
+        yield
+
+
 @pytest.fixture(name="addon_running")
 def mock_addon_running(addon_store_info, addon_info):
     """Mock add-on already running."""