Bump System.Data.OleDb in /tests/NHapi.NUnit.SourceGeneration

Bumps [System.Data.OleDb](https://github.com/dotnet/runtime) from 8.0.1 to 9.0.0.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v8.0.1...v9.0.0)

---
updated-dependencies:
- dependency-name: System.Data.OleDb
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

src/NHapi.SourceGeneration/NHapi.SourceGeneration.csproj

@@ -15,8 +15,8 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="System.Configuration.ConfigurationManager" Version="8.0.1" />
-    <PackageReference Include="System.Data.OleDb" Version="8.0.1" />
+    <PackageReference Include="System.Configuration.ConfigurationManager" Version="9.0.0" />
+    <PackageReference Include="System.Data.OleDb" Version="9.0.0" />
     <PackageReference Include="StyleCop.Analyzers" Version="1.1.118">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>