Replace LineAwesome with Fontawesome for specific widgets

lineawesome-elementor.php

<?php 
add_action('elementor/widget/render_content', function( $content, $widget ) {
    
        $settings = $widget->get_settings();
       
        if (strpos($settings['_css_classes'],"lineawesome")!==false) {
          $content=  str_replace('fa', 'la', $content);
          
           
        }

    return $content;
}, 10, 2);

?>