Do not select hint indicator when talkback is enabled.

This prevents "Selected" from being announced but prevents the text from scrolling (not as important when talkback is enabled).

Fix: 210363098
Test: manual (use biometric prompt with talkback on/off and verify text only scrolls when off)
Change-Id: I7d77cd871d8d8e817f418aea0c6ce9c5153a5b60

packages/SystemUI/src/com/android/systemui/biometrics/AuthBiometricView.java

@@ -636,7 +636,9 @@ public abstract class AuthBiometricView extends LinearLayout {
         mIndicatorView.setText(message);
         mIndicatorView.setTextColor(mTextColorError);
         mIndicatorView.setVisibility(View.VISIBLE);
-        mIndicatorView.setSelected(true);
+        // select to enable marquee unless a screen reader is enabled
+        mIndicatorView.setSelected(!mAccessibilityManager.isEnabled()
+                || !mAccessibilityManager.isTouchExplorationEnabled());
         mHandler.postDelayed(resetMessageRunnable, mInjector.getDelayAfterError());
 
         Utils.notifyAccessibilityContentChanged(mAccessibilityManager, this);