raise dependency on PHP 8.0

raise dependency on laminas-i18n 2.13.0
raise dependency on laminas-router 3.5.0
raise dependency on laminas-servicemanager 3.15.1
raise dependency on laminas-stdlib 3.10.1
raise dependency on laminas-validator 2.19.0

  replaced by servicemanager >= 3.12

raise dependency on PHP 7.3
raise dependency on laminas-i18n 2.11
raise dependency on laminas-servicemanager 3.6
raise dependency on laminas-stdlib 3.3
raise dependency on laminas-validator 2.14
raise dependency on laminas-zendframework-bridge 1.2
switch to phpunit9