[DOCS][ResponseOps][Reporting][9.1 & Serv] Add documentation about required privileges with API key authentication#2885

nastasha-solomon merged 10 commits intomainelastic/docs-content:mainfrom

issue-2679-ccs-privs-9.1-servelastic/docs-content:issue-2679-ccs-privs-9.1-servCopy head branch name to clipboard