Fix Contact/Field Editors-XTD buttons when using search

[SharkyKZ]

Pull Request for Issue # .

Summary of Changes

Fixes inserting Contact/Field after using search in Editors-XTD modal.
Removes loose </a> tag.

Testing Instructions

Edit an article.
In editor click Contact or Field button.
In the modal, use the search form.
Click to insert Contact, Field or Field Group.

Expected result

Contact/Field/Field Group inserted.

Actual result

Contact/Field/Field Group not inserted.

Documentation Changes Required

No.

[richard67]

I have tested this item ✅ successfully on 6ab7a39

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[viocassel]

I have tested this item ✅ successfully on 6ab7a39

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/25478.}

[Quy]

RTC

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/25478.}

[HLeithner]

thx