Add the ability to view Gravity Forms entries to the Shop Manager role in WooCommerce

mindsize_gf_shop_manager.php

<?php

// Add gravity forms support for shop managers.
function mindsize_gravity_forms_shop_manager_role(){
    $role = get_role('shop_manager');
    // remove full access in case it was added previously
    $role->remove_cap('gform_full_access');
    $role->add_cap('gravityforms_view_entries');
    $role->add_cap('gravityforms_edit_entries');
}
add_action('admin_init','mindsize_gravity_forms_shop_manager_role');