Bump WiX v5 default version (#15906)

Author: joeloff

src/Microsoft.DotNet.Arcade.Sdk/tools/DefaultVersions.props

@@ -99,7 +99,7 @@
     <MicrosoftManifestToolCrossPlatformVersion Condition="'$(MicrosoftManifestToolCrossPlatformVersion)' == ''">2.1.3</MicrosoftManifestToolCrossPlatformVersion>
     <MicrosoftVisualStudioEngMicroBuildPluginsSwixBuildVersion Condition="'$(MicrosoftVisualStudioEngMicroBuildPluginsSwixBuildVersion)' == ''">1.1.286</MicrosoftVisualStudioEngMicroBuildPluginsSwixBuildVersion>
     <MicrosoftSignedWixVersion Condition="'$(MicrosoftSignedWixVersion)' == ''">3.14.1-9323.2545153</MicrosoftSignedWixVersion>
-    <MicrosoftWixToolsetVersion Condition="'$(MicrosoftWixToolsetVersion)' == ''">5.0.2-dotnet.2718840</MicrosoftWixToolsetVersion>
+    <MicrosoftWixToolsetVersion Condition="'$(MicrosoftWixToolsetVersion)' == ''">5.0.2-dotnet.2729052</MicrosoftWixToolsetVersion>
   </PropertyGroup>
 
   <!-- RestoreSources overrides - defines DotNetRestoreSources variable if available -->