Limit Genesis Grid to Specific Category

functions.php

/**
 * Don't use grid on category 'featured'
 *
 * @param bool $display
 * @param object $query
 * @return bool $display
 */
function be_limit_grid_loop( $display, $query ) {
	if( $query->is_main_query() && $query->is_category() && genesis_get_option( 'grid_on_category', 'genesis-grid' ) ) {
		if( $query->is_category( 'featured' ) )
			$display = false;
		else
			$display = true;
	}
	
	return $display;
}
add_filter( 'genesis_grid_loop_section', 'be_limit_grid_loop', 10, 2 );