Update [User-Guide]-Upgrade-from-v5.2.1-to-v6.0.0.md#1280

ChendrayanV wants to merge 1 commit intoAzure:mainAzure/terraform-azurerm-caf-enterprise-scale:mainfrom

ChendrayanV:fix/typo-in-documentChendrayanV/terraform-azurerm-caf-enterprise-scale:fix/typo-in-documentCopy head branch name to clipboard