Fixed user authentication/registration accessibility issue

- Added the correct autocomplete value
- Removed dangling labels, because aria labels already describe those input fields & we can't use ids in this component because otherwise there are duplicate ids on the /login page

src/app/shared/log-in/methods/password/log-in-password.component.html

@@ -1,9 +1,8 @@
 <form class="form-login"
       (ngSubmit)="submit()"
       [formGroup]="form" novalidate>
-  <label class="sr-only">{{"login.form.email" | translate}}</label>
   <input [attr.aria-label]="'login.form.email' |translate"
-         autocomplete="off"
+         autocomplete="username"
          autofocus
          class="form-control form-control-lg position-relative"
          formControlName="email"
@@ -11,9 +10,8 @@
          required
          type="email"
          [attr.data-test]="'email' | dsBrowserOnly">
-  <label class="sr-only">{{"login.form.password" | translate}}</label>
   <input [attr.aria-label]="'login.form.password' |translate"
-         autocomplete="off"
+         autocomplete="current-password"
          class="form-control form-control-lg position-relative mb-3"
          placeholder="{{'login.form.password' | translate}}"
          formControlName="password"