feat: add feature announcements channel for android (#11427)

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## **Description**

This PR adds ANNOUNCEMENT_NOTIFICATION_CHANNEL_ID for AndroidChannels.

## **Related issues**

Fixes: [11415](#11415)

## **Manual testing steps**

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2.
3.

## **Screenshots/Recordings**

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### **Before**

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### **After**

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## **Pre-merge author checklist**

- [x] I’ve followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask Mobile
Coding
Standards](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/CODING_GUIDELINES.md).
- [x] I've completed the PR template to the best of my ability
- [x] I’ve included tests if applicable
- [x] I’ve documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [x] I’ve applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.

## **Pre-merge reviewer checklist**

- [x] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [x] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.

app/util/notifications/androidChannels.test.ts

@@ -26,7 +26,7 @@ describe('notificationChannels', () => {
   it('should have the correct properties for the second channel', () => {
     const secondChannel: MetaMaskAndroidChannel = notificationChannels[1];
     expect(secondChannel).toEqual({
-      id: ChannelId.DEFAULT_NOTIFICATION_CHANNEL_ID,
+      id: ChannelId.ANNOUNCEMENT_NOTIFICATION_CHANNEL_ID,
       name: 'MetaMask Announcement',
       lights: false,
       vibration: false,

app/util/notifications/androidChannels.ts

@@ -2,6 +2,7 @@ import { AndroidChannel, AndroidImportance } from '@notifee/react-native';
 
 export enum ChannelId {
   DEFAULT_NOTIFICATION_CHANNEL_ID = 'DEFAULT_NOTIFICATION_CHANNEL_ID',
+  ANNOUNCEMENT_NOTIFICATION_CHANNEL_ID = 'ANNOUNCEMENT_NOTIFICATION_CHANNEL_ID',
 }
 
 export interface MetaMaskAndroidChannel extends AndroidChannel {
@@ -21,7 +22,7 @@ export const notificationChannels = [
     subtitle: 'Transaction Complete',
   } as MetaMaskAndroidChannel,
   {
-    id: ChannelId.DEFAULT_NOTIFICATION_CHANNEL_ID,
+    id: ChannelId.ANNOUNCEMENT_NOTIFICATION_CHANNEL_ID,
     name: 'MetaMask Announcement',
     lights: false,
     vibration: false,

app/util/notifications/settings/storage/constants.ts

@@ -6,6 +6,7 @@ export const STORAGE_IDS = {
   PUSH_NOTIFICATIONS_PROMPT_TIME: 'pushNotificationsPromptTime',
   DEVICE_ID_STORAGE_KEY: 'pns:deviceId',
   DEFAULT_NOTIFICATION_CHANNEL_ID: 'DEFAULT_NOTIFICATION_CHANNEL_ID',
+  ANNOUNCEMENT_NOTIFICATION_CHANNEL_ID: 'ANNOUNCEMENT_NOTIFICATION_CHANNEL_ID',
   DEFAULT_PUSH_NOTIFICATION_CHANNEL_PRIORITY: 'high',
   REQUEST_PERMISSION_ASKED: 'REQUEST_PERMISSION_ASKED',
   REQUEST_PERMISSION_GRANTED: 'REQUEST_PERMISSION_GRANTED',

app/util/notifications/settings/storage/contants.test.ts

@@ -10,6 +10,8 @@ describe('constants', () => {
       PUSH_NOTIFICATIONS_PROMPT_TIME: 'pushNotificationsPromptTime',
       DEVICE_ID_STORAGE_KEY: 'pns:deviceId',
       DEFAULT_NOTIFICATION_CHANNEL_ID: 'DEFAULT_NOTIFICATION_CHANNEL_ID',
+      ANNOUNCEMENT_NOTIFICATION_CHANNEL_ID:
+        'ANNOUNCEMENT_NOTIFICATION_CHANNEL_ID',
       DEFAULT_PUSH_NOTIFICATION_CHANNEL_PRIORITY: 'high',
       REQUEST_PERMISSION_ASKED: 'REQUEST_PERMISSION_ASKED',
       REQUEST_PERMISSION_GRANTED: 'REQUEST_PERMISSION_GRANTED',