Bump Microsoft.XmlSerializer.Generator from 8.0.0 to 9.0.3

Bumps [Microsoft.XmlSerializer.Generator](https://github.com/dotnet/runtime) from 8.0.0 to 9.0.3.
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v8.0.0...v9.0.3)

---
updated-dependencies:
- dependency-name: Microsoft.XmlSerializer.Generator
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

SCIStorePlugin/SCIStorePlugin.csproj

@@ -126,7 +126,7 @@
 		<Compile Include="..\SharedAssemblyInfo.cs" Link="SharedAssemblyInfo.cs" />
 	</ItemGroup>
 	<ItemGroup>
-		<PackageReference Include="Microsoft.XmlSerializer.Generator" Version="8.0.0" />
+		<PackageReference Include="Microsoft.XmlSerializer.Generator" Version="9.0.3" />
 		<PackageReference Include="System.ServiceModel.Http" Version="6.2.0" />
 	</ItemGroup>
 	<ItemGroup>