Merge pull request #3873 from GitTools/dependabot/nuget/build/xunit.assert-2.6.6

(ci deps): Bump xunit.assert from 2.6.5 to 2.6.6 in /build

Author: mergify[bot]

build/Directory.Packages.props

@@ -13,6 +13,6 @@
     <PackageVersion Include="Cake.Docker" Version="1.2.3" />
     <PackageVersion Include="Cake.Git" Version="3.0.0" />
     <PackageVersion Include="Cake.Json" Version="7.0.1" />
-    <PackageVersion Include="xunit.assert" Version="2.6.5" />
+    <PackageVersion Include="xunit.assert" Version="2.6.6" />
   </ItemGroup>
 </Project>