[ACS-4537] Make aca-about secondary entry of aca-content (#3170)

* break dependency on core module

* convert about to secondary entry

* Fixes after rebase

---------

Co-authored-by: Denys Vuika <denys.vuika@gmail.com>

projects/aca-content/about/src/aca-about.module.ts

@@ -0,0 +1,64 @@
+/*!
+ * Copyright © 2005-2023 Hyland Software, Inc. and its affiliates. All rights reserved.
+ *
+ * Alfresco Example Content Application
+ *
+ * This file is part of the Alfresco Example Content Application.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail. Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * The Alfresco Example Content Application is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * The Alfresco Example Content Application is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * from Hyland Software. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+import { ModuleWithProviders, NgModule, Provider } from '@angular/core';
+import { AboutComponent } from './about.component';
+import { CommonModule } from '@angular/common';
+import { SharedModule, PageLayoutModule } from '@alfresco/aca-shared';
+
+import { ExtensionService, provideExtensionConfig } from '@alfresco/adf-extensions';
+import { DEV_MODE_TOKEN } from './dev-mode.tokens';
+import { PACKAGE_JSON } from './package-json.token';
+import { AboutModule } from '@alfresco/adf-core';
+import { TranslateModule } from '@ngx-translate/core';
+import { RouterModule } from '@angular/router';
+
+@NgModule({
+  imports: [CommonModule, RouterModule, TranslateModule, SharedModule, PageLayoutModule, AboutModule],
+  declarations: [AboutComponent],
+  providers: [provideExtensionConfig(['about.plugin.json'])]
+})
+export class AcaAboutModule {
+  constructor(extensions: ExtensionService) {
+    extensions.setComponents({
+      'app.about.component': AboutComponent
+    });
+  }
+
+  public static forRoot(devMode: any, packageJson?: any): ModuleWithProviders<AcaAboutModule> {
+    const providers: Provider[] = [{ provide: DEV_MODE_TOKEN, useValue: devMode }];
+
+    if (packageJson) {
+      providers.push({
+        provide: PACKAGE_JSON,
+        useValue: packageJson
+      });
+    }
+
+    return {
+      ngModule: AcaAboutModule,
+      providers
+    };
+  }
+}