Add rel attribute for fediverse link to make verification possible.

[Schnoop]

• Resolves: Make mastodon verification work with public link on profile page  #41597

Summary

Add the rel attribute to make the mastodon verification possible

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Tests (unit, integration, api and/or acceptance) are included
• Screenshots before/after for front-end changes
• Documentation (manuals or wiki) has been updated or is not required
• Backports requested where applicable (ex: critical bugfixes)

[susnux]

Suggested change

	:rel="primaryAction.id === 'fediverse' ? 'me': null">
	:rel="primaryAction.id === 'fediverse' ? 'me': undefined">

I think this makes it more clear and we use it like this on other places

[susnux]

/compile amend rebase

[susnux]

@Schnoop please rebase and recompile :)