fix export star module exports, shiftify

tests/runtime/assembly/index.ts

@@ -1,13 +1,3 @@
-import "rt";
-
-export {
-  __rt_allocate,
-  __rt_reallocate,
-  __rt_free,
-  __rt_retain,
-  __rt_release,
-  __rt_collect,
-  __rt_typeinfo
-};
+export * from "rt";
 
 @start export function main(): void {}