Merge changes from topic "face-logging" into qt-dev

* changes:
  Populate debug value for biometric atoms
  Adding debug value to Biometric atoms.

core/java/android/provider/Settings.java

@@ -8163,6 +8163,13 @@ public final class Settings {
         private static final Validator FACE_UNLOCK_ALWAYS_REQUIRE_CONFIRMATION_VALIDATOR =
                 BOOLEAN_VALIDATOR;
 
+        /**
+         * Whether or not debugging is enabled.
+         * @hide
+         */
+        public static final String BIOMETRIC_DEBUG_ENABLED =
+                "biometric_debug_enabled";
+
         /**
          * Whether the assist gesture should be enabled.
          *