Additional word is being announced by screen reader for the external links

[L1nBra]

Description
Links should be clearly announced for screen reader users with the text which is used/visually present for the link on the page. Additional words can confuse users.

Preconditions
Stateful Home page (Overview) is opened.
Use Screen Reader (NVDA).

Steps to reproduce

1.Navigate to Learn more about Elastic Stack licenses link by pressing Tab key.
2.Observe how the link is announced by screen reader.

Environment

• Windows 11 Pro
• Chrome Version 129.0.6668.70 (Official Build) (64-bit)
• Screen Reader NVDA
• Cloud, QA environment

Proposed solution

User should hear only the link text and that this element is a link:
Learn more about Elastic Stack licenses link
Additional description for such links, like: graphic, External link should be removed.

WCAG or Vendor Guidance (optional)

• WCAG 4.1.2 Success Criteria(https://www.w3.org/WAI/WCAG22/Understanding/name-role-value.html)

Screenshots or Trace Logs

Link

NVDA Speech Viewer

Html snippet

Created from Stateful Search issue #195227

[alexwizp]

This issue relates to the EuiExternalLinkIcon component. I've created a quick fix in this PR: #8065