test: accept externalized discord voice fallback

(cherry picked from commit 13424b9b3e)

scripts/openclaw-npm-postpublish-verify.ts

@@ -59,6 +59,9 @@ const OPTIONAL_OR_EXTERNALIZED_RUNTIME_IMPORTS = new Set([
   "@matrix-org/matrix-sdk-crypto-nodejs",
   "link-preview-js",
   "matrix-js-sdk",
+  // Discord voice decoder fallback. The root chunk catches missing decoders and the owning
+  // Discord plugin remains externalized from the root package.
+  "opusscript",
 ]);
 const require = createRequire(import.meta.url);
 const acorn = require("acorn") as typeof import("acorn");