False positive undefined variables when destructuring object keys in `@const` tag:  [Minimal REPL](https://svelte.dev/repl/4bd682fa11194dcdbbf373d6d7b5d122?version=3.46.3) ```svelte <script> const objs = [{a:1, b:2}, {a:3, b:4}] </script> {#each objs as obj} {@const {a, b} = obj} {a} {b} {/each} ```