Update Chinese localization for hero countdown and subtext (#365)

Author: apkqiu

src/i18n/locales/zh-CN.yaml

@@ -54,9 +54,9 @@ open_letter_cta: "阅读我们反对安卓开发者验证计划的公开信"
 # [en] hero_lede: "Your phone is about to stop being yours."
 hero_lede: "你的手机快不是你的了"
 # [en] hero_countdown_label: "days until lockdown"
-hero_countdown_label: "距离封禁还有几天"
+hero_countdown_label: "天后封禁"
 # [en] hero_sub: "Starting September 2026, a silent update, nonconsensually pushed by Google, will **block every Android app** whose developer hasn't registered with Google, signed their contract, paid up, and handed over government ID."
-hero_sub: "从2026年9月开始，Google会搞个静默更新，**封杀所有Android应用**，除非开发者已经在Google注册、签了合同、交了钱，还提供了身份证。"
+hero_sub: "从2026年9月开始，Google会搞个静默更新，**封杀所有没有在Google 注册的Android应用**，除非开发者已经在Google注册、签了合同、交了钱，还提供了身份证。"
 # [en] hero_kicker: "Every app and every device, worldwide, with no opt-out."
 hero_kicker: "全世界所有应用、所有设备，都逃不掉，没得选。"
 # [en] what_heading: "What Google is doing"