fix(setup): rephrase display-name prompt

"Your agents" — the name is stored on the operator's user row and
applies to every future agent they wire up, not just this scratch CLI
one.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

setup/auto.ts

@@ -122,7 +122,7 @@ async function askDisplayName(fallback: string): Promise<string> {
   const rl = createInterface({ input: process.stdin, output: process.stdout });
   try {
     const answer = await rl.question(
-      `\nWhat should the agent call you? [${fallback}]: `,
+      `\nWhat should your agents call you? [${fallback}]: `,
     );
     return answer.trim() || fallback;
   } finally {