feat(ios): upgrade button in setting (#13645)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- New Features
- Added a Subscription section in Mobile Settings (for signed-in users)
with plan info and an Upgrade button that opens the native paywall.
  - Supports showing “Pro” and “AI” paywalls.
  - Integrated native paywall provider on iOS.

- Style
- Introduced new styling for the subscription card, content, and button.

- Localization
- Added English strings for subscription title, description, and button.

- Chores
- Minor iOS project cleanup and internal wiring to enable the paywall
module.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

packages/frontend/i18n/src/i18n-completenesses.json

@@ -14,7 +14,7 @@
   "it-IT": 100,
   "it": 1,
   "ja": 100,
-  "ko": 53,
+  "ko": 52,
   "pl": 100,
   "pt-BR": 100,
   "ru": 100,

packages/frontend/i18n/src/i18n.gen.ts

@@ -8306,6 +8306,18 @@ export function useAFFiNEI18N(): {
       * `Only current mode`
       */
     ["com.affine.comment.filter.only-current-mode"](): string;
+    /**
+      * `Unlock more features`
+      */
+    ["com.affine.payment.subscription.title"](): string;
+    /**
+      * `The universal editor that lets you work, play, present or create just about anything.`
+      */
+    ["com.affine.payment.subscription.description"](): string;
+    /**
+      * `Upgrade`
+      */
+    ["com.affine.payment.subscription.button"](): string;
     /**
       * `Reply`
       */

packages/frontend/i18n/src/resources/en.json

@@ -2084,6 +2084,9 @@
   "com.affine.comment.filter.show-resolved": "Show resolved comments",
   "com.affine.comment.filter.only-my-replies": "Only my replies and mentions",
   "com.affine.comment.filter.only-current-mode": "Only current mode",
+  "com.affine.payment.subscription.title": "Unlock more features",
+  "com.affine.payment.subscription.description": "The universal editor that lets you work, play, present or create just about anything.",
+  "com.affine.payment.subscription.button": "Upgrade",
   "com.affine.comment.reply": "Reply",
   "com.affine.comment.copy-link": "Copy link",
   "com.affine.context-menu.copy": "Copy",