Revert isInSecondLevel check

It should still be the same as before.

Test: Switch to an account view from suggestions

Bug:33922405
Change-Id: I0aeffbb76fb24568a7fc90347d08150c774458aa
diff --git a/src/com/android/contacts/activities/PeopleActivity.java b/src/com/android/contacts/activities/PeopleActivity.java
index 52065c4..c0798bb 100644
--- a/src/com/android/contacts/activities/PeopleActivity.java
+++ b/src/com/android/contacts/activities/PeopleActivity.java
@@ -1212,7 +1212,7 @@
     }
 
     public boolean isInSecondLevel() {
-        return isLastBackStackTag(TAG_SECOND_LEVEL);
+        return isGroupView() || isAssistantView();
     }
 
     private boolean isInThirdLevel() {