chore(local-model): drop build-time wording from two comments

The label list was "frozen for the parallel build" and the card's test said
the route answers 501: both were true while the pieces were written side by
side and are not any more. Comments only.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>

src/types/local-model.ts

@@ -221,9 +221,9 @@ export interface DeviceBudget {
 
 /**
  * Every sentence and label the server may put into the payload, in English (the i18n source
- * language). Frozen for the parallel build: the zh-CN dictionary in src/web/public/i18n.js has
- * one entry per value, keyed by this exact text, and the browser's i18n test imports this
- * constant to list them. Adding a key is fine; changing a text means changing its zh-CN key too.
+ * language). The zh-CN dictionary in src/web/public/i18n.js has one entry per value, keyed by
+ * this exact text, and test/local-model-i18n.test.ts imports this constant to list them. Adding
+ * a key is fine; changing a text means changing its zh-CN key too.
  *
  * `{placeholder}` slots are filled by the browser from `LocalModelMessage.vars`. `{name}` is
  * taken (the translator fills it with the display name), so no slot here is called `name`.

test/local-model-ui.test.ts

@@ -16,8 +16,9 @@
  *  - the dismissal is a per-device localStorage key and survives a new app instance;
  *  - one request a minute at most, shared while in flight, and a failed refresh keeps the answer.
  *
- * The route answers 501 until the server stage lands, so the payloads here are fixtures typed
- * with the contract's `LocalModelStatus`, built from `LOCAL_MODEL_LABELS`.
+ * The payloads here are fixtures typed with `LocalModelStatus` and built from
+ * `LOCAL_MODEL_LABELS`, not the output of the route: what the server computes for a given Mac is
+ * pinned by test/local-model-recommend.test.ts and test/routes/local-model-routes.test.ts.
  *
  * Port: none.
  */
@@ -131,7 +132,7 @@ const settle = () => new Promise((done) => setTimeout(done, 0));
 
 // ---------- Fixtures (the contract's types) ----------
 
-/** The MacBook of the probe: 48 GB as sold, a chip that is in no chips row. */
+/** The MacBook of the probe: 48 GB as sold. The candidates below give it an unknown speed, as for a chip in no chips row. */
 const HARDWARE: HardwareFacts = {
   platform: 'darwin',
   arch: 'arm64',