[Documentation] Add changelog entry for version 3.11.1.#2819

gmarciani merged 1 commit intoaws:developaws/aws-parallelcluster-cookbook:developfrom

gmarciani:wip/mgiacomo/3.11.1/changelog-1014-1-developgmarciani/aws-parallelcluster-cookbook:wip/mgiacomo/3.11.1/changelog-1014-1-developCopy head branch name to clipboard