[ACA-4382 ] About Page refactoring to use it across all the platform (#7365)

* about page refactor for global usage

* Development About

* add storybook

* fix build

* fix

* fix

* fix imports

* fix

* fix lint

* fix

* fix

* fix

* fix

lib/core/about/about-server-settings/about-server-settings.component.html

@@ -1,7 +1,6 @@
 <div class="adf-github-link-container">
-    <h3 data-automation-id="adf-about-setting-title">{{ 'ABOUT.SERVER_SETTINGS.TITLE' | translate }}</h3>
-    <small>{{ 'ABOUT.SERVER_SETTINGS.DESCRIPTION' | translate }}</small>
-    <mat-card>
+    <header data-automation-id="adf-about-setting-title">{{ 'ABOUT.SERVER_SETTINGS.TITLE' | translate }}</header>
+    <mat-card class="mat-elevation-z0">
         <p data-automation-id="adf-process-service-host">
             {{ 'ABOUT.SERVER_SETTINGS.PROCESS_SERVICE_HOST' | translate: {value: bpmHost} }}
         </p>