Bump Microsoft.EntityFrameworkCore.Design, Mono.TextTemplating and Sy…

…stem.CodeDom

Bumps [Microsoft.EntityFrameworkCore.Design](https://github.com/dotnet/efcore), [Mono.TextTemplating](https://github.com/mono/t4) and [System.CodeDom](https://github.com/dotnet/runtime). These dependencies needed to be updated together.

Updates `Microsoft.EntityFrameworkCore.Design` from 8.0.0 to 9.0.0
- [Release notes](https://github.com/dotnet/efcore/releases)
- [Commits](dotnet/efcore@v8.0.0...v9.0.0)

Updates `Mono.TextTemplating` from 3.0.0 to 3.0.0
- [Release notes](https://github.com/mono/t4/releases)
- [Changelog](https://github.com/mono/t4/blob/main/release-steps.md)
- [Commits](mono/t4@v3.0.0...v3.0.0)

Updates `System.CodeDom` from 8.0.0 to 6.0.0
- [Release notes](https://github.com/dotnet/runtime/releases)
- [Commits](dotnet/runtime@v8.0.0...v6.0.0)

---
updated-dependencies:
- dependency-name: Microsoft.EntityFrameworkCore.Design
  dependency-type: direct:production
  update-type: version-update:semver-major
- dependency-name: Mono.TextTemplating
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: System.CodeDom
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

src/Core/efpt80.core/efpt80.core.csproj

@@ -10,7 +10,7 @@
   </PropertyGroup>
 
    <ItemGroup>
-     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="8.0.0" />
+     <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="9.0.0" />
      <PackageReference Include="EfCore.SchemaCompare" Version="8.2.0" />
    </ItemGroup>