[SF][a11y][ui5-icon] Provide accessibleNameRef in ui5-icon

[zhangliangyi]

Feature Request Description

To avoid duplicated accessible name values, please consider to provide accessibleNameRef property in ui5-icon component just like other components.

Priority

• [ ] Low
• [x] Medium
• [ ] High
• [ ] Very High

A clear and concise description of the impact/urgency of the required feature.

Stakeholder Info (if applicable)

• Organization: SF
• Business impact: {...}