PHPCS fixes for Zend\Valiator
Merge branch 'cs/#6540-zend-validator-cs-fixes' into develop

Close #6540
PHPCS fixes for Zend\Escaper
Merge branch 'cs/#6538-zend-escaper-cs-fixes' into develop

Close #6538
PHPCS fixes for Zend\XmlRpc
Merge branch 'cs/#6682-zend-xmlrpc-cs-fixes' into develop

Close #6682
PHPCS fixes for Zend\Uri
Merge branch 'cs/#6683-zend-uri-cs-fixes' into develop

Close #6683