Merge pull request #4014 from GitTools/dependabot/nuget/build/xunit.assert-2.8.0

(ci deps): Bump xunit.assert from 2.7.1 to 2.8.0 in /build

Author: mergify[bot]

build/Directory.Packages.props

@@ -14,6 +14,6 @@
     <PackageVersion Include="Cake.Docker" Version="1.3.0" />
     <PackageVersion Include="Cake.Json" Version="7.0.1" />
     <PackageVersion Include="Cake.Wyam" Version="2.2.14" />
-    <PackageVersion Include="xunit.assert" Version="2.7.1" />
+    <PackageVersion Include="xunit.assert" Version="2.8.0" />
   </ItemGroup>
 </Project>