[SF][A11y][Dialog]: [The footer in dialog has wrong role]

[tandan0813]

Describe the bug

Bahavior:
The footer in dialog has role: toolbar

Expected Behavior:
Role Toolbar should only be used when 2 or more controls are present
Please refer https://jira.tools.sap/browse/FIORITECHA01-19037

Isolated Example

Please see the example in https://sap.github.io/ui5-webcomponents-react/v2/?path=/docs/modals-popovers-dialog--docs

Reproduction steps

1. Open https://sap.github.io/ui5-webcomponents-react/v2/?path=/docs/modals-popovers-dialog--docs
2. Open dialog in example
3. See the role of footer in dialog

Expected Behaviour

No response

Screenshots or Videos

No response

UI5 Web Components for React Version

2.5.0

UI5 Web Components Version

2.5.1

Browser

Chrome

Operating System

No response

Additional Context

No response

Relevant log output

Organization

No response

Declaration

• I’m not disclosing any internal or sensitive information.