feat(sub): add option to hide server settings in subscription (happ) (#5433)

* feat(settings): add option to hide server settings in subscription

* chore: regenerate codegen and add translations for subHideSettings

- Update frontend/src/generated/{types,schemas,zod,examples}.ts to include
  subHideSettings (bool) in AllSetting and AllSettingView
- Add subHideSettings / subHideSettingsDesc translation keys to all 11
  remaining locales: ar-EG, fa-IR, es-ES, id-ID, ja-JP, pt-BR, uk-UA,
  tr-TR, zh-TW, zh-CN, vi-VN

Co-authored-by: IgorKha <IgorKha@users.noreply.github.com>
Co-authored-by: Sanaei <MHSanaei@users.noreply.github.com>

* fix(sub): add subHideSettings default to settings map

Every other sub* setting has an entry in defaultValueMap; subHideSettings was missing, so GetSubHideSettings hit the 'key not in defaultValueMap' error path on a fresh install (only masked by the false fallback in sub.go). Add the default for consistency.

internal/web/translation/id-ID.json

@@ -1090,6 +1090,8 @@
       "subEnableRoutingDesc": "Pengaturan global untuk mengaktifkan perutean (routing) di klien VPN. (Hanya untuk Happ)",
       "subRoutingRules": "Aturan routing",
       "subRoutingRulesDesc": "Aturan routing global untuk klien VPN. (Hanya untuk Happ)",
+      "subHideSettings": "Sembunyikan pengaturan server",
+      "subHideSettingsDesc": "Menyembunyikan kemampuan untuk melihat dan mengedit konfigurasi server di klien VPN. (Hanya untuk Happ)",
       "subClashEnableRouting": "Aktifkan routing",
       "subClashEnableRoutingDesc": "Sertakan aturan routing global Clash/Mihomo dalam langganan YAML yang dibuat.",
       "subClashRoutingRules": "Aturan routing global",