[ACS-10297] Add label and title to back button in about section (#4827)

Author: MichalKinas

projects/aca-content/about/src/about.component.html

@@ -1,6 +1,10 @@
 <aca-page-layout>
   <div class="aca-page-layout-header">
-    <button mat-icon-button [routerLink]="landingPage">
+    <button
+      mat-icon-button
+      [attr.aria-label]="'APP.ABOUT.BACK_BUTTON_LABEL' | translate"
+      [attr.title]="'APP.ABOUT.BACK_BUTTON_LABEL' | translate"
+      [routerLink]="landingPage">
       <mat-icon class="app-profile-icon">arrow_back</mat-icon>
     </button>
     <h1>{{ 'APP.BROWSE.ABOUT.TITLE' | translate }}</h1>

projects/aca-content/assets/i18n/en.json

@@ -34,7 +34,8 @@
           "TITLE": "Packages",
           "NAME": "Name",
           "VERSION": "Version"
-        }
+        },
+        "BACK_BUTTON_LABEL": "Go back"
       },
         "LANGUAGE": "Language",
         "SIGN_IN": "Sign in",