Update digitalocean/digitalocean requirement from ~> 2.23.0 to ~> 2.28.1 in /tf-workspaces/setup#19

dependabot[bot] wants to merge 1 commit intoworkshops/devopscon-berlin-2023observabilitystack/workshop-cluster:workshops/devopscon-berlin-2023from

dependabot/terraform/tf-workspaces/setup/digitalocean/digitalocean-tw-2.28.1observabilitystack/workshop-cluster:dependabot/terraform/tf-workspaces/setup/digitalocean/digitalocean-tw-2.28.1Copy head branch name to clipboard