fix(subscriptions): tag topic-level updates @internal + remove oauth-scopes entries

Same internal-scope treatment.

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

Author: sarthak688

docs/oauth-scopes.md

@@ -227,8 +227,6 @@ The `ConversationalAgents` scope is required for real-time WebSocket sessions (`
 | `getAll()` | `NotificationService` |
 | `getPublishers()` | `NotificationService` |
 | `getSupportedChannels()` | `NotificationService` |
-| `updateTopic()` | `NotificationService` |
-| `updateCategory()` | `NotificationService` |
 
 ## Processes
 

src/models/notification/subscriptions.models.ts

@@ -148,6 +148,7 @@ export interface SubscriptionServiceModel {
    *   { topicId: '<topicId>', isSubscribed: false, notificationMode: NotificationMode.Email },
    * ]);
    * ```
+   * @internal
    */
   updateTopic(tenantId: string, subscriptions: TopicSubscriptionUpdate[]): Promise<SubscriptionUpdateTopicResponse>;
 
@@ -173,6 +174,7 @@ export interface SubscriptionServiceModel {
    *   },
    * ]);
    * ```
+   * @internal
    */
   updateCategory(tenantId: string, subscriptions: CategorySubscriptionUpdate[]): Promise<SubscriptionUpdateCategoryResponse>;
 }

src/services/notification/subscriptions.ts

@@ -160,6 +160,7 @@ export class SubscriptionService extends BaseService implements SubscriptionServ
    *   { topicId: '<topicId>', isSubscribed: false, notificationMode: NotificationMode.Email },
    * ]);
    * ```
+   * @internal
    */
   @track('Subscriptions.UpdateTopic')
   async updateTopic(tenantId: string, subscriptions: TopicSubscriptionUpdate[]): Promise<SubscriptionUpdateTopicResponse> {
@@ -191,6 +192,7 @@ export class SubscriptionService extends BaseService implements SubscriptionServ
    *   },
    * ]);
    * ```
+   * @internal
    */
   @track('Subscriptions.UpdateCategory')
   async updateCategory(tenantId: string, subscriptions: CategorySubscriptionUpdate[]): Promise<SubscriptionUpdateCategoryResponse> {