Fixed a bug where both icons were visible initially

Because the default state was visible the icon visibilities
were never updated.

Change-Id: I8c54a204e9cbf304d53d82b4dbb22acf3f7d487d
Test: add fresh notificaitions, adb shell killall com.android.systemui, observe no double notification when added from shelf
Bug: 32437839
1 file changed