Add log for user unlock

Flag: EXEMPT bugfix
Test: Just adding a log
Bug: 364605453
Change-Id: I40ae87d4a4734b0fee24f9ba2ff62ebc7006533b

src/com/android/settings/FallbackHome.java

@@ -179,6 +179,8 @@ public class FallbackHome extends Activity {
                         SystemClock.uptimeMillis(), false);
                 finish();
             }
+        } else {
+            Log.d(TAG, "User not yet unlocked");
         }
     }