This Uninstall Programs entry corresponds to a legitimate program and is unncessary to remove.
Windows Genuine Advantage Validation Tool (KB892130)
Add or Remove Programs entry for Windows Genuine Advantage Validation Tool (KB892130). The Windows Genuine Advantage program (WGA) helps you determine whether your copy of Windows is genuine. If it fails to pass validation, the user will be presented with information on how to validate their copy of Windows.