Update copyright notice and add DCO workflow#229

Merged

annie3431 merged 2 commits intoopensearch-project:mainfrom annie3431:1.2-prep

Nov 9, 2021

+21-2

Commits on Nov 9, 2021

Update release note and copy right notice, and add dco workflow
Annie Lee
committed
Merge remote-tracking branch 'upstream/main' into 1.2-prep
Annie Lee
committed