[Accessibility] Shellbar action button is missing Alt Text, also missing Aria-label when notificationCount is zero

[itsnode]

Is this a bug, enhancement, or feature request?

Bug

Describe your proposal.

Can you handle that on the application side

no

Which versions of Angular and Fundamental Library for Angular are affected? Please, specify the exact version. (If this is a feature request, use current version.)

latest

If this is a bug, please provide steps for reproducing it; the exact components you are using;

Please provide relevant source code (if applicable).

See pool action button html code, there is no title(for Alt text) and no aria-label for Screen reader(JAWS) when count = 0.

<button fd-button="" fdtype="transparent" fdcozy="" class="fd-button fd-button--transparent fd-shellbar__button" ng-reflect-fd-type="transparent" ng-reflect-fd-cozy="" ng-reflect-glyph="pool" type="button"><fd-icon ng-reflect-glyph="pool" class="sap-icon--pool"></fd-icon><!--ng-container--><!--bindings={
  "ng-reflect-ng-if": "true"
}--><!--bindings={}--><!--bindings={
  "ng-reflect-ng-if": "0"
}--><!--bindings={
  "ng-reflect-ng-if": "false"
}--><!--bindings={
  "ng-reflect-ng-if": "false"
}--></button>

Please provide stackblitz example(s).

https://stackblitz.com/edit/tw3jcd-bgufky?file=src%2Fapp%2Fshellbar-collapsible-example.component.html

In case this is Accessibility related topic, did you consult with an accessibility expert? If not, please do so and share their recommendations.

Did you check the documentation and the API?

Did you search for similar issues?

Is there anything else we should know?