Enabling the interpreter for macOS fails to build

[rolfbjarne]

To repro:

make build BUILD_ARGUMENTS="/p:UseInterpreter=true" -C tests/dotnet/MySimpleApp/macOS

Result:

[...]/Xamarin.Shared.Sdk.targets(1604,3): error : clang++ exited with code 1:
[...]/Xamarin.Shared.Sdk.targets(1604,3): error : Undefined symbols for architecture arm64:
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :   "_mono_icall_table_init", referenced from:
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :       xamarin_setup_impl() in main.arm64.o
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :   "_mono_jit_set_aot_mode", referenced from:
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :       xamarin_setup_impl() in main.arm64.o
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :   "_mono_marshal_ilgen_init", referenced from:
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :       xamarin_setup_impl() in main.arm64.o
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :   "_mono_method_builder_ilgen_init", referenced from:
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :       xamarin_setup_impl() in main.arm64.o
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :   "_mono_sgen_mono_ilgen_init", referenced from:
[...]/Xamarin.Shared.Sdk.targets(1604,3): error :       xamarin_setup_impl() in main.arm64.o
[...]/Xamarin.Shared.Sdk.targets(1604,3): error : ld: symbol(s) not found for architecture arm64
[...]/Xamarin.Shared.Sdk.targets(1604,3): error : clang: error: linker command failed with exit code 1 (use -v to see invocation)

Binlog:
bl.binlog.zip

We should probably just ignore UseInterpreter (and maybe warn if it's set?) on macOS.