fix: synchronize responsive navigation and soundtrack cue

tests/browser/accessibility-axe.spec.ts

@@ -56,7 +56,7 @@ async function enterState(
   await page.goto(distUrl, { waitUntil: "domcontentloaded" });
 
   if (state === "audio-running") {
-    await page.getByRole("button", { name: "START THE DRIVE" }).click();
+    await page.getByRole("button", { name: "PLAY SOUNDTRACK" }).click();
     await expect(
       page.getByRole("button", { name: "Mute sound" }),
     ).toBeVisible();