fix [amazon] not work in post excerpt such as woocommerce short description

<?php

// fix shortcode [amazon ] not work in post excerpt such as woocommerce short description
add_action( 'amazon_link_init', function ( $settings, $awlfw ) {
    add_filter( 'the_post', function ( $post ) use ( $awlfw ) {
        $post->post_excerpt = $awlfw->content_filter( $post->post_excerpt );
        return $post;
    } );
}, 10, 2 );