Update Stack default version to 8.1.0#724

Merged

endorama merged 2 commits intoelastic:mainfrom

endorama:stack-update-8.1.0

Mar 10, 2022

Commits on Mar 9, 2022

update default stack version to 8.1.0
endorama
committed

Commits on Mar 10, 2022

update fields for kubernetes test package
endorama
committed