Topbar 2.12.2 patch

This patch release fixes a .net related issue with the Topbar installation on some systems

Topbar V2.12.1

This Topbar release brings the following changes:

• Improved error messages for Best Practice and Zedmed users
• Added more mapping for influenza and COVID-19 at risk conditions
• Improved immunisation data to include vaccine comment and serial number
• Fixed issue with pregnancy ended not being recognised for Zedmed users