make record fields resolve type-factory calls before runtime validation

examples/programs/arraylist/main.bro

@@ -2,6 +2,14 @@ arraylist :: import "@std/arraylist"
 mem :: import "@std/mem"
 std :: import "@std"
 
+Token :: struct { value i32 }
+ScanDiagnostic :: struct { value i32 }
+
+State :: struct {
+	tokens std.ArrayList(Token)
+	diagnostics std.ArrayList(ScanDiagnostic)
+}
+
 hide fail_alloc func(_ ?@mut anyopaque, _ usize, _ usize) ?*mut u8 {
 	return none
 }