Bump Verify from 28.2.1 to 28.3.1 in /src (#244)

Author: dependabot[bot]

src/Directory.Packages.props

@@ -12,8 +12,8 @@
     <PackageVersion Include="Polyfill" Version="7.4.1" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.144" />
     <PackageVersion Include="SixLabors.ImageSharp" Version="3.1.5" />
-    <PackageVersion Include="Verify" Version="28.2.1" />
+    <PackageVersion Include="Verify" Version="28.3.1" />
     <PackageVersion Include="Verify.DiffPlex" Version="3.1.2" />
-    <PackageVersion Include="Verify.NUnit" Version="28.2.1" />
+    <PackageVersion Include="Verify.NUnit" Version="28.3.0" />
   </ItemGroup>
 </Project>