Show Choose/ConfirmLock before showing BiometricEnrollIntroduction

Skip button is now shown when ChooseLock is launched by
BiometricEnroll, otherwise users are forced to use passwords
(maybe good thing?)

Bug: 111548033

Test: Pin/pattern/pass must be set/confirmed before enrollment
Test: Able to enroll FP in SUW and Settings

Change-Id: Ic4bbeb539e4bf01c1c402dec308943292b43406d

tests/robotests/src/com/android/settings/password/SetupChooseLockPatternTest.java

@@ -164,23 +164,6 @@ public class SetupChooseLockPatternTest {
         assertThat(findFragment(mActivity).mChosenPattern).isNull();
     }
 
-    @Test
-    public void skipButton_shouldNotBeVisible_duringFingerprintFlow() {
-        final Intent intent =
-                SetupChooseLockPattern.modifyIntentForSetup(
-                        application,
-                        new IntentBuilder(application)
-                                .setUserId(UserHandle.myUserId())
-                                .setForFingerprint(true)
-                                .build());
-
-        mActivity = ActivityController.of(new SetupChooseLockPattern(), intent).setup().get();
-        Button skipButton = mActivity.findViewById(R.id.skip_button);
-
-        assertThat(skipButton).isNotNull();
-        assertThat(skipButton.getVisibility()).isEqualTo(View.GONE);
-    }
-
     private ChooseLockPatternFragment findFragment(FragmentActivity activity) {
         return (ChooseLockPatternFragment)
                 activity.getSupportFragmentManager().findFragmentById(R.id.main_content);