Combined biometric settings implementation

There will be multiple biometrics authentications existing at the same
time, so we added a new page for multiple biometrics to control
biometrics settings.

Bug: 183449119
Test: manual test
Change-Id: I359082caf771e07dfd5b24973cb8a3cf372c1b30

src/com/android/settings/biometrics/fingerprint/FingerprintStatusPreferenceController.java

@@ -40,7 +40,8 @@ public class FingerprintStatusPreferenceController extends BiometricStatusPrefer
 
     @Override
     protected boolean isDeviceSupported() {
-        return mFingerprintManager != null && mFingerprintManager.isHardwareDetected();
+        return !Utils.isMultipleBiometricsSupported(mContext)
+                && Utils.hasFingerprintHardware(mContext);
     }
 
     @Override