chore: Update OpenAPI specs (#245)

Author: bdbyrne

fern/apis/beta/changelog/2025-06-02.md

@@ -0,0 +1,30 @@
+## New Endpoints
+
+### Chats
+- [`/chats.update`](/beta/api-reference/chats/update): Updates a chat (DM)
+
+### Record Templates
+- [`/record-templates.get`](/beta/api-reference/record-templates/record-template-get-post): Gets a record template's information
+
+### Service Accounts
+- [`/service-accounts.update`](/beta/api-reference/service-accounts/update): Updates a service account's information
+
+### Subscribers
+- [`/subscribers.list`](/beta/api-reference/subscribers/list-post): Lists subscribers for an object
+
+### Surveys
+- [`/surveys.get`](/beta/api-reference/surveys/get-post): Gets the information for a survey
+
+## Modified Endpoints
+
+### Accounts
+- Adds `primary_account` field, which is set when the account is merged with another
+
+### AI Agents
+- Adds `suggestions` agent response type to the `ai_agent_response` webhook event
+
+### Rev Orgs
+- Adds `primary_rev_org` field, which is set when the Rev org (workspace) is merged with another
+
+### Users
+- Adds `primary_identity` field, which is set when the user is merged with another