Install global terms.

function install_global_terms() {
		_deprecated_function( __FUNCTION__, '6.1.0' );
	}
endif;

/**
 * Synchronizes category and post tag slugs when global terms are enabled.
 *
 * @since 3.0.0
 * @since 6.1.0 This function no longer does anything.
 * @deprecated 6.1.0
 *
 * @param WP_Term|array $term     The term.
 * @param string        $taxonomy The taxonomy for `$term`.
 * @return WP_Term|array Always returns `$term`.
 */