HH-555: remove advanced assignment commercial gate (#138)

* fix(HH-555): remove advanced assignment paywall

* fix(HH-555): gate assignment entries with assignment v2

---------

Co-authored-by: Rogee <rogee@ipao.vip>

frontend/app/javascript/dashboard/components-next/sidebar/Sidebar.vue

@@ -54,10 +54,10 @@ const isFeatureEnabledonAccount = useMapGetter(
 	'accounts/isFeatureEnabledonAccount'
 );
 
-const hasAdvancedAssignment = computed(() => {
+const hasAssignmentV2 = computed(() => {
 	return isFeatureEnabledonAccount.value(
 		accountId.value,
-		FEATURE_FLAGS.ADVANCED_ASSIGNMENT
+		FEATURE_FLAGS.ASSIGNMENT_V2
 	);
 });
 
@@ -690,7 +690,7 @@ const menuItems = computed(() => {
 					],
 					to: accountScopedRoute('settings_teams_list'),
 				},
-				...(hasAdvancedAssignment.value
+				...(hasAssignmentV2.value
 					? [
 							{
 								name: 'Settings Agent Assignment',