refs and cleanup

Author: SimonCropp

src/Directory.Packages.props

@@ -5,7 +5,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageVersion Include="LocalDb" Version="24.0.0" />
-    <PackageVersion Include="MarkdownSnippets.MsBuild" Version="28.1.0" />
+    <PackageVersion Include="MarkdownSnippets.MsBuild" Version="28.2.0" />
     <PackageVersion Include="Microsoft.Data.SqlClient" Version="7.0.0" />
     <PackageVersion Include="Microsoft.Extensions.DiagnosticAdapter" Version="3.1.32" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.4.0" />
@@ -15,13 +15,13 @@
     <PackageVersion Include="NUnit3TestAdapter" Version="6.2.0" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.172" />
     <PackageVersion Include="System.Diagnostics.DiagnosticSource" Version="10.0.6" />
-    <PackageVersion Include="Verify" Version="31.15.0" />
+    <PackageVersion Include="Verify" Version="31.16.1" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />
-    <PackageVersion Include="Verify.NUnit" Version="31.15.0" />
+    <PackageVersion Include="Verify.NUnit" Version="31.16.1" />
     <PackageVersion Include="Microsoft.Sbom.Targets" Version="4.1.5" />
     <PackageVersion Include="Argon" Version="0.33.5" />
-    <PackageVersion Include="DiffEngine" Version="19.1.2" />
-    <PackageVersion Include="EmptyFiles" Version="8.17.2" />
+    <PackageVersion Include="DiffEngine" Version="19.1.3" />
+    <PackageVersion Include="EmptyFiles" Version="8.18.1" />
     <PackageVersion Include="SimpleInfoName" Version="3.2.0" />
   </ItemGroup>
 </Project>