Dropdown: Provide support to disable specific values in the dropdown

[kkomprakash]

What package(s) are you using?

• carbon-components-react

Detailed description

Describe in detail the issue you're having. Is this a feature request (new
component, new icon), a bug, or a general issue?

Is this issue related to a specific component?

Yes. Dropdown component

What did you expect to happen? What happened instead? What would you like to
see changed?

Expecting a prop that can help us to disable specific value(s) in the dropdown. It is not there in Dropdown component

What browser are you working in?

Chrome, Firefox, Safari

What version of the Carbon Design System are you using?

v9

[tomkdgun]

This feature would be very helpful in IBM project I'm working on.