[wasm] Fix the propagation of exceptions through runtime invokes.

The previous code would convert exceptions into errors which would
be rethrown later, clearing the resume state.

Hopefully fixes dotnet#38337.

src/mono/mono/mini/interp/interp.c

@@ -1913,12 +1913,10 @@ interp_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject
 	context->stack_pointer = (guchar*)sp;
 
 	if (context->has_resume_state) {
-		// This can happen on wasm !?
-		MonoException *thrown_exc = (MonoException*) mono_gchandle_get_target_internal (context->exc_gchandle);
-		if (exc)
-			*exc = (MonoObject*)thrown_exc;
-		else
-			mono_error_set_exception_instance (error, thrown_exc);
+		/*
+		 * This can happen on wasm where native frames cannot be skipped during EH.
+		 * EH processing will continue when control returns to the interpreter.
+		 */
 		return NULL;
 	}
 	return (MonoObject*)result.data.p;