fix(agent99): normalize Windows control readback

scripts/reboot-recovery/tests/test_agent99_windows_control_baseline.py

@@ -72,3 +72,14 @@ def test_baseline_receipt_marks_noninteractive_utf8_boundaries() -> None:
     assert 'utf8Output = $true' in source
     assert 'telegramNotificationSent = $false' in source
     assert 'kmRagWritebackPerformed = $false' in source
+
+
+def test_baseline_normalizes_windows_collection_and_keyboard_objects() -> None:
+    source = _source()
+
+    assert "foreach ($language in $languageList)" in source
+    assert '$override.PSObject.Properties["InputMethodTip"]' in source
+    assert "Get-DefaultInputMethodTip" in source
+    assert "Test-WindowsControlSnapshot $independentReadback.snapshot $before -IndependentProcess" in source
+    assert "uiCulture = [string]$Snapshot.uiCulture" not in source
+    assert "([string]$Snapshot.userName).ToLowerInvariant()" in source