Make Microsoft.Data.Sqlite unloadable

Description:
Unable to unload AssemblyLoadContext after creating a Microsoft.Data.Sqlite.SqliteConnection

Reproduction Steps:
1. Take the unloading solution from https://github.com/dotnet/samples/tree/main/core/tutorials/Unloading
2. Upgrade the solution targeting Net6.0
3. Add EnableDynamicLoading at true in Plugin.csproj
4. Implement LoadUnmanagedDll to HostAssemblyLoadContext
5. Add nuget reference to Microsoft.Data.Sqlite 6.0.2 in project Plugin
6. In PluginClass constructor add: using var connection = new Microsoft.Data.Sqlite.SqliteConnection();
7. All those steps are already implemented in zipped project

[Unloading_MicrosoftDataSqlite.zip](https://github.com/dotnet/efcore/files/8125956/Unloading_MicrosoftDataSqlite.zip)

Microsoft.Data.Sqlite version: 6.0.2
Target framework: Net 6.0
Operating system: Windows 10

Could be related with https://github.com/dotnet/runtime/issues/65781