Settings: fix app lock allow biometric toggle ignored (always on)

Change-Id: I010858491a3fb53dfd98b354670752d4071791cb
diff --git a/src/com/android/settings/password/BiometricFragment.java b/src/com/android/settings/password/BiometricFragment.java
index 379ce80..49f3332 100644
--- a/src/com/android/settings/password/BiometricFragment.java
+++ b/src/com/android/settings/password/BiometricFragment.java
@@ -130,6 +130,7 @@
                 .setTitle(promptInfo.getTitle())
                 .setUseDefaultTitle() // use default title if title is null/empty
                 .setDeviceCredentialAllowed(true)
+                .setAllowedAuthenticators(promptInfo.getAuthenticators())
                 .setSubtitle(promptInfo.getSubtitle())
                 .setDescription(promptInfo.getDescription())
                 .setTextForDeviceCredential(