Update dynatrace CLI description and mark fields as required#8745

kairu-ms merged 3 commits intoAzure:mainAzure/azure-cli-extensions:mainfrom

shivansh257:users/agarwalshiv/Dynatrace/descriptionUpdateshivansh257/azure-cli-extensions:users/agarwalshiv/Dynatrace/descriptionUpdateCopy head branch name to clipboard