Ignore scrim visibility for keeping shade window visible.

It is hard to determine the original intent for this in shade window visibility. When camera launch from shade happens, shade window becomes visible, scrim view becomes visible and keeps shade window visible after that.

Bug: 414874982
Test: verified camera launch from expanded shade, scrim is not visible
Flag: com.android.systemui.scrim_fix
Change-Id: I733467a51eb471db37cd05d4d4e78da746e60f10