Remove duplicated call to authenticationSucceeded()

Bug: 30728557
Change-Id: Ib4678f1c92b252c0afc6e71665dc8be460a20a9e
diff --git a/src/com/android/settings/ConfirmDeviceCredentialBaseFragment.java b/src/com/android/settings/ConfirmDeviceCredentialBaseFragment.java
index b46fa92..dd76b79 100644
--- a/src/com/android/settings/ConfirmDeviceCredentialBaseFragment.java
+++ b/src/com/android/settings/ConfirmDeviceCredentialBaseFragment.java
@@ -189,7 +189,6 @@
                 (TrustManager) getActivity().getSystemService(Context.TRUST_SERVICE);
             trustManager.setDeviceLockedForUser(mEffectiveUserId, false);
             authenticationSucceeded();
-            authenticationSucceeded();
             checkForPendingIntent();
         }
     }