[dataprotection] Correct command example for dpp blobs#8621

IannGeorges wants to merge 1 commit intoAzure:mainAzure/azure-cli-extensions:mainfrom

IannGeorges:users/ianna/updatedppblobexampleIannGeorges/azure-cli-extensions:users/ianna/updatedppblobexampleCopy head branch name to clipboard