Bump Microsoft.EntityFrameworkCore.Relational and Npgsql.EntityFrameworkCore.PostgreSQL

Bumps [Microsoft.EntityFrameworkCore.Relational](https://github.com/dotnet/efcore) and [Npgsql.EntityFrameworkCore.PostgreSQL](https://github.com/npgsql/efcore.pg). These dependencies needed to be updated together.

Updates `Microsoft.EntityFrameworkCore.Relational` from 9.0.2 to 9.0.1
- [Release notes](https://github.com/dotnet/efcore/releases)
- [Commits](dotnet/efcore@v9.0.2...v9.0.1)

Updates `Npgsql.EntityFrameworkCore.PostgreSQL` from 9.0.3 to 9.0.4
- [Release notes](https://github.com/npgsql/efcore.pg/releases)
- [Commits](npgsql/efcore.pg@v9.0.3...v9.0.4)

---
updated-dependencies:
- dependency-name: Microsoft.EntityFrameworkCore.Relational
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: Npgsql.EntityFrameworkCore.PostgreSQL
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

src/EntityFrameworkCore.Generator.Core/EntityFrameworkCore.Generator.Core.csproj

@@ -14,7 +14,7 @@
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="9.0.2" />
     <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite.NetTopologySuite" Version="9.0.2" />
     <PackageReference Include="Microsoft.Extensions.Configuration.UserSecrets" Version="9.0.2" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.3" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="9.0.4" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL.NetTopologySuite" Version="9.0.3" />
     <PackageReference Include="Oracle.EntityFrameworkCore" Version="9.23.60" />
     <PackageReference Include="Pomelo.EntityFrameworkCore.MySql" Version="9.0.0-preview.3.efcore.9.0.0" />