Merged revision(s) 1547364 from lucene/dev/trunk:
For now don't run javadocs-lint on Java 8, because https://bugs.openjdk.java.net/browse/JDK-8027977 is still not fixed

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1547365 13f79535-47bb-0310-9956-ffa450edef68