use standard avatar icon for now

app/src/assets/svg/icons/avatar.svg

@@ -1,4 +0,0 @@
-<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
-<circle cx="12" cy="12" r="12" fill="#96DAEA"/>
-<path d="M9.7745 16H7.79723L10.81 7.27273H13.1879L16.1964 16H14.2191L12.033 9.26705H11.9648L9.7745 16ZM9.65092 12.5696H14.3214V14.0099H9.65092V12.5696Z" fill="#212121"/>
-</svg>

projects/aca-content/assets/svg/icons/avatar.svg

@@ -1,4 +0,0 @@
-<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
-<circle cx="12" cy="12" r="12" fill="#96DAEA"/>
-<path d="M9.7745 16H7.79723L10.81 7.27273H13.1879L16.1964 16H14.2191L12.033 9.26705H11.9648L9.7745 16ZM9.65092 12.5696H14.3214V14.0099H9.65092V12.5696Z" fill="#212121"/>
-</svg>

projects/aca-content/src/lib/components/sidenav/navigation-menu/navigation-menu.component.html

@@ -4,7 +4,7 @@
 <mat-menu #menu="matMenu" xPosition="before">
     <div mat-menu-item class="app-menu-user-details" [routerLink]="['/profile']" title="{{'APP.TOOLTIPS.MY_PROFILE' | translate}}">
         <button class="app-menu-user-details-button" aria-label="matMenu">
-            <mat-icon svgIcon="avatar"></mat-icon>
+            <mat-icon>account_circle</mat-icon>
         </button>
         <div class="app-menu-user-details-name-mail">
             <div class="app-menu-user-details-name">{{ userName }}</div>

projects/aca-content/src/lib/services/icon.service.ts

@@ -14,7 +14,7 @@ import { DomSanitizer } from '@angular/platform-browser';
   providedIn: 'root'
 })
 export class IconService {
-  contentIcons: string[] = ['workspace', 'avatar'];
+  contentIcons: string[] = ['workspace'];
 
   constructor(private matIconRegistry: MatIconRegistry, private domSanitizer: DomSanitizer) {}