Update doc to account for ci changes (#2534)
Update doc to account for ci changes (#2534)

* Twin PR -> https://github.com/AdoptOpenJDK/ci-jenkins-pipelines/pull/102

Signed-off-by: Morgan Davies <a6c48ac807a6f6af0e502138d851246d0dddd3ec@gmail.com>
AdoptOpenJDK/openjdk-build,AdoptOpenJDK/openjdk-build