s/oracle-java8-installer/openjdk-8-jdk/

We should not be installing unauthenticated packages..
The webupd8 PPA is notorious for leaving installation broken for
long periods of time, whenever Oracle decides to make changes to
downloads, as well as when JDK releases occur.


git-svn-id: http://svn.apache.org/repos/asf/cassandra/site@1855364 13f79535-47bb-0310-9956-ffa450edef68
1 file changed