Latest version of com.liferay.portal:com.liferay.portal.impl
https://javadoc.io/doc/com.liferay.portal/com.liferay.portal.impl
Current version 2.54.4
https://javadoc.io/doc/com.liferay.portal/com.liferay.portal.impl/2.54.4
package-list path (used for javadoc generation -link option)
https://javadoc.io/doc/com.liferay.portal/com.liferay.portal.impl/2.54.4/package-list