Merge pull request #868 from fsprojects/dependabot/nuget/FsUnit-5.6.0

Bump FsUnit from 5.4.0 to 5.6.0

Author: nojaf

Directory.Packages.props

@@ -20,7 +20,7 @@
     <PackageVersion Include="System.Memory" Version="4.5.5" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="4.7.0" />
     <PackageVersion Include="NUnit" Version="3.13.3" />
-    <PackageVersion Include="FsUnit" Version="5.4.0" />
+    <PackageVersion Include="FsUnit" Version="5.6.0" />
     <PackageVersion Include="FSharp.Data" Version="6.3.0" />
     <PackageVersion Include="NUnit3TestAdapter" Version="4.5.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />