Bump Verify.NUnit from 31.7.2 to 31.8.0

---
updated-dependencies:
- dependency-name: Verify.NUnit
  dependency-version: 31.8.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

tests/NHapi.NUnit.SourceGeneration/NHapi.NUnit.SourceGeneration.csproj

@@ -27,7 +27,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="10.0.0" />
-    <PackageReference Include="Verify.NUnit" Version="31.7.2" />
+    <PackageReference Include="Verify.NUnit" Version="31.8.0" />
   </ItemGroup>
 
   <ItemGroup>