ACC-270.5 Focus moves to disabled UI

[Slevunio]

Is this a bug, enhancement, or feature request?
Bug

Describe your proposal.
When using multi input component in reactive form, disabled input can be focused with tab key.

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.)
All

If this is a bug, please provide steps for reproducing it; the exact components you are using;
Problem is reproducible in example on official page:

1. open https://sap.github.io/fundamental-ngx/#/core/multi-input#reactive-form
2. focus on "Valid Multi Input" field
3. press tab couple of times
4. you can focus disabled field

Please provide relevant source code (if applicable).

Please provide stackblitz example(s).
Official stackblitz example from https://sap.github.io/fundamental-ngx/#/core/multi-input#reactive-form

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

Did you check the documentation and the API?
Yes

Did you search for similar issues?
Yes

Is there anything else we should know?
IMPORTANT: Please refrain from providing links or screenshots of SAP's internal information, as this project is open-source, and its contents are accessible to anyone.