Plugins can load assemblies from their dependent plugins (#6851)

BTCPayServer/Plugins/Dotnet/Internal/RuntimeOptions.cs

@@ -0,0 +1,13 @@
+#nullable enable
+// Copyright (c) Nate McMaster.
+// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+namespace BTCPayServer.Plugins.Dotnet.Internal
+{
+    internal class RuntimeOptions
+    {
+        public string? Tfm { get; set; }
+
+        public string[]? AdditionalProbingPaths { get; set; }
+    }
+}