style: apply prettier across the tree

One-shot prettier pass so the new format:check gate starts from a clean
baseline. Formatting only — no behaviour change. Generator-owned and
vendored artifacts stay untouched via .prettierignore.

src/components/settings/__tests__/disable-coach-card.test.tsx

@@ -147,8 +147,6 @@ describe("Settings — DisableCoachCard", () => {
     const html = render();
     // v1.18.1 (D7) — polarity flipped to activate/default-on.
     expect(html).toContain("Activate Coach");
-    expect(html).toContain(
-      "Show the Coach button and drawer. On by default",
-    );
+    expect(html).toContain("Show the Coach button and drawer. On by default");
   });
 });

src/components/settings/__tests__/oauth-return-outcome.test.ts

@@ -7,10 +7,7 @@
  */
 import { describe, it, expect } from "vitest";
 
-import {
-  parseOAuthOutcome,
-  oauthReasonKey,
-} from "../integrations-section";
+import { parseOAuthOutcome, oauthReasonKey } from "../integrations-section";
 
 describe("parseOAuthOutcome", () => {
   it("reads a connected outcome for every OAuth provider", () => {