[facet html] Add surrounding div with "facetBody" class to "has_text" facet. This makes its html structure consistent with the other facets and fixes both css and a javascript behaviour (hide the facet body when clicking on its title). Closes #3797501.

Latest changes 
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* table of `all latest changes`_

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.. _all latest changes: view?rql=Any+M%2CX+WHERE+X+modification_date+M+ORDERBY+M+DESC+LIMIT+30