Latest version of com.vaadin:vaadin
https://javadoc.io/doc/com.vaadin/vaadin
Current version 21.0.8
https://javadoc.io/doc/com.vaadin/vaadin/21.0.8
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/com.vaadin/vaadin/21.0.8/package-list