June patches for Azure DevOps Server and Team Foundation Server

Introduced fixes for security vulnerabilities CVE-2020-1327 in Azure DevOps Server, ensuring user input sanitization. Added support for SHA2 in SSH on Azure DevOps. Provided specific patch versions and installation verification methods for Azure DevOps Server 2019.1.1 Patch 3, Azure DevOps Server 2019.0.1 Patch 6, TFS 2018 Update 3.2 Patch 11, and TFS 2017 Update 3.1 Patch 11.