[maven-release-plugin] prepare release xwiki-platform-16.4.2

...-platform-component/xwiki-platform-component-wiki/pom.xml

xwiki-platform-core/xwiki-platform-configuration/pom.xml

...rm-configuration/xwiki-platform-configuration-api/pom.xml

...onfiguration/xwiki-platform-configuration-default/pom.xml

xwiki-platform-core/xwiki-platform-container/pom.xml

...i-platform-container/xwiki-platform-container-api/pom.xml

...atform-container/xwiki-platform-container-portlet/pom.xml

...atform-container/xwiki-platform-container-servlet/pom.xml

xwiki-platform-core/xwiki-platform-crypto/pom.xml

...wiki-platform-crypto/xwiki-platform-crypto-script/pom.xml

...xwiki-platform-crypto/xwiki-platform-crypto-store/pom.xml

...form-crypto-store/xwiki-platform-crypto-store-api/pom.xml

...orm-crypto-store/xwiki-platform-crypto-store-wiki/pom.xml

xwiki-platform-core/xwiki-platform-csrf/pom.xml

xwiki-platform-core/xwiki-platform-dashboard/pom.xml

...platform-dashboard/xwiki-platform-dashboard-macro/pom.xml

...-platform-dashboard/xwiki-platform-dashboard-test/pom.xml

...shboard-test/xwiki-platform-dashboard-test-docker/pom.xml

...rd-test/xwiki-platform-dashboard-test-pageobjects/pom.xml

...ki-platform-dashboard/xwiki-platform-dashboard-ui/pom.xml