Change "Not Approved" text to "Pending Approval" in Event Espresso 4

natopa.php

function im_custom_filter_gettext(
    $translated, 
    $original, 
    $domain 
) {
    $strings = array(
        'Not Approved' => 'Pending Approval',
        'not approved' => 'Pending Approval',
        // You can add some more strings here
    );
    if ( isset( $strings[$original] ) ) {
        $translations = get_translations_for_domain( $domain );
        $translated = $translations->translate( $strings[$original] );
    }
    return $translated;
}
add_filter( 'gettext', 'im_custom_filter_gettext', 10, 3 );