MegaMenu ReferenceError in Jest Test same as #12945

[vespertilian]

Describe the bug

    ReferenceError: Cannot access 'MegaMenu' before initialization

       7 | } from '@angular/core';
       8 | import { CommonModule } from '@angular/common';
    >  9 | import { MegaMenuModule } from 'primeng/megamenu';
         | ^
      10 | import { MegaMenuItem, MenuItem } from 'primeng/api';
      11 | import { AvatarModule } from 'primeng/avatar';
      12 | import { MenuModule } from 'primeng/menu';

Fix is the same as this #13429 just for MegaMenu

Environment

Windows 11
NX monorepo
Jest

Reproducer

No response

Angular version

16.2.0

PrimeNG version

16.3.0

Build / Runtime

Angular CLI App

Language

TypeScript

Node version (for AoT issues node --version)

18.7.1

Browser(s)

No response

Steps to reproduce the behavior

Run jest specs

Expected behavior

No response