Fix test of voice interaction z-order

Since commit c6a2996, it allows voice interaction window
to show above lock screen.

Fixes: 204789180
Test: DisplayContentTests#testForAllWindows_WithInBetweenWindowToken
Change-Id: I4d428ec5d3c1107192b2dd9c869727e113583e84

services/tests/wmtests/src/com/android/server/wm/DisplayContentTests.java

@@ -291,11 +291,11 @@ public class DisplayContentTests extends WindowTestsBase {
                 mAppWindow,
                 mChildAppWindowAbove,
                 mDockedDividerWindow,
-                voiceInteractionWindow,
                 mImeWindow,
                 mImeDialogWindow,
                 mStatusBarWindow,
                 mNotificationShadeWindow,
+                voiceInteractionWindow, // It can show above lock screen.
                 mNavBarWindow));
     }