Adds staff status in users list

tournaments/admin.py

@@ -9,7 +9,7 @@ class CustomUserAdmin(UserAdmin):
     form = CustomUserChangeForm
     add_form = CustomUserCreationForm
     model = CustomUser
-    list_display = ['email', 'username', 'is_active', 'first_name', 'last_name', ]
+    list_display = ['email', 'username', 'is_active', 'is_staff', 'first_name', 'last_name', ]
     fieldsets = [
             (None, {'fields': ['username', 'email', 'password', 'first_name', 'last_name', 'is_active', 'clubs', 'country', 'phone', 'licence_id', 'umpire_code', ]}),
         ]