Log Message:
www/php-ja-wordpress: update to 5.3.1

Update php-ja-wordpress from 4.5.3 to 5.3.1.

This release contains these security fixes.

* Props to Daniel Bachhuber for finding an issue where an unprivileged
  user could make a post sticky via the REST API.

* Props to Simon Scannell of RIPS Technologies for finding and
  disclosing an issue where cross-site scripting (XSS) could be stored
  in well-crafted links.

* Props to the WordPress.org Security Team for hardening
  wp_kses_bad_protocol() to ensure that it is aware of the named colon
  attribute.

* Props to Nguyen The Duc for discovering a stored XSS vulnerability
  using block editor content.

For more detail about version 5.3.1, please refer
<https://wordpress.org/news/2019/12/wordpress-5-3-1-security-and-maintenance-release/>

And changes from 4.5.3 to 5.3.0, please refer HOMEPAGE and
<https://wordpress.org/>.