Update MicrosoftBuildVersion to latest to fix System.Security.Cryptography.XML component governance alert. (#98006)

Co-authored-by: Viktor Hofer <[email protected]>

Author: LoopedBard3

eng/Versions.props

@@ -175,7 +175,7 @@
     <NetStandardLibraryVersion>2.0.3</NetStandardLibraryVersion>
     <MicrosoftDiagnosticsToolsRuntimeClientVersion>1.0.4-preview6.19326.1</MicrosoftDiagnosticsToolsRuntimeClientVersion>
     <DNNEVersion>2.0.5</DNNEVersion>
-    <MicrosoftBuildVersion>17.3.2</MicrosoftBuildVersion>
+    <MicrosoftBuildVersion>17.8.3</MicrosoftBuildVersion>
     <MicrosoftBuildTasksCoreVersion>$(MicrosoftBuildVersion)</MicrosoftBuildTasksCoreVersion>
     <MicrosoftBuildFrameworkVersion>$(MicrosoftBuildVersion)</MicrosoftBuildFrameworkVersion>
     <MicrosoftBuildUtilitiesCoreVersion>$(MicrosoftBuildVersion)</MicrosoftBuildUtilitiesCoreVersion>