2-1/ Add config_suw_support_face_enroll to customize SUW face enroll flow

1. Add config_suw_support_face_enroll default is TRUE
2. Impl FaceFeatureProvider to obtain the config
3. Overlay config_suw_support_face_enroll by requirements

Test: Flash build and manual check if device go through face enroll in SUW
Bug: 262469686
Change-Id: I61aa5c818bedfb490f2172a7481f59fda7295c1a
Merged-In: I61aa5c818bedfb490f2172a7481f59fda7295c1a

src/com/android/settings/biometrics/face/FaceFeatureProvider.java

@@ -22,4 +22,7 @@ import android.content.Context;
 public interface FaceFeatureProvider {
     /** Returns true if attention checking is supported. */
     boolean isAttentionSupported(Context context);
+
+    /** Returns true if setup wizard supported face enrollment. */
+    boolean isSetupWizardSupported(Context context);
 }