Lower build requirement from Java 14+ to Java 11+#940

Merged

dblock merged 4 commits intoopensearch-project:mainfrom dblock:rmuir-java_11_build_support

Jul 6, 2021

+56-28

Commits on Apr 29, 2021

Commits on May 4, 2021

more java14 -> java11 cleanup
rmuir
committed

Commits on Jul 6, 2021

Merge branch 'java_11_build_support' of https://github.com/rmuir/OpenSearch into rmuir-java_11_build_support
dblock
committed