Fix missing This link has no URL label on links with an empty href.

[Mati365]

🚀 Summary

Fix missing This link has no URL label on links with an empty href.

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📌 Related issues

• Closes Link preview button shows empty label when the selected link has no href (regression vs v41) #20136

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[pszczesniak]

I think that we should also remove the tooltip completely when there is no url.

Other than that 👍