[netcore] Enable netcore resolution logic for mono_assembly_byname_lookup (mono/mono...

[netcore] Enable netcore resolution logic for mono_assembly_byname_lookup (mono/mono#16256)

* Use netcore_load_reference in mono_assembly_request_byname

* Add ALC static Resolve event code from CoreCLR

* Wire up the AssemblyResolve event

* Enable newly passing test

* Set requesting assembly in InternalLoad

* Remove infinite recursion

* Only call netcore_load_reference from mono_assembly_request_byname

* Remove test completely

Commit migrated from https://github.com/mono/mono/commit/1e457cdd1e5b1efc8860ab58a9fb7a00c82bc0c2