Add cloud-dev origin for staging

Author: nlarew

packages/chatbot-server-mongodb-public/environments/staging.yml

@@ -6,7 +6,7 @@ env:
   MONGODB_DATABASE_NAME: docs-chatbot-staging
   VECTOR_SEARCH_INDEX_NAME: vector_index
   OPENAI_CHAT_COMPLETION_MODEL_VERSION: 2023-06-01-preview
-  ALLOWED_ORIGINS: https://knowledge.staging.corp.mongodb.com,https://docs-mongodborg-staging.corp.mongodb.com,https://mongodbcom-cdn.website.staging.corp.mongodb.com,https://docs-mongodb-org-stg.s3.us-east-2.amazonaws.com,https://learn-staging.mongodb.com,https://mongodbcom-cdn.staging.corp.mongodb.com,https://devcenter-chatbot.devrel.staging.corp.mongodb.com
+  ALLOWED_ORIGINS: https://knowledge.staging.corp.mongodb.com,https://docs-mongodborg-staging.corp.mongodb.com,https://mongodbcom-cdn.website.staging.corp.mongodb.com,https://docs-mongodb-org-stg.s3.us-east-2.amazonaws.com,https://learn-staging.mongodb.com,https://mongodbcom-cdn.staging.corp.mongodb.com,https://devcenter-chatbot.devrel.staging.corp.mongodb.com,https://cloud-dev.mongodb.com
   NODE_ENV: staging
   OPENAI_PREPROCESSOR_CHAT_COMPLETION_DEPLOYMENT: gpt-4.1-nano
   OPENAI_API_VERSION: "2024-06-01"