Do not pass assist data and screenshot to VIS if one of the windows is from private profile

Check if there is any window on the current display is coming from
the private profile, if so, do not allow passing the data to VIS.

Bug: 323128958

Test: Added tests in android.voiceinteraction.cts.VoiceInteractionServiceTest
Test: Manual. Write a simple VIS app for testing.
1. Trigger the VIS test app when the personal app is in foreground.
The VIS app can get the data.

2. Trigger the VIS test app when the private space app is in foreground.
The VIS app cannot get the data.

3. Enables split screen. One app from personal and one app from private
space. The VIS cannot get the data.

Change-Id: Ic0490ff8da6fd74ab8c762fee13e1822abdf8acd