Feature: add Create Chat Completion - Web Search option in OpenAI action

Added

Web Search Chat Completion: Introduced a new action option under OpenAI integrations named Create Chat Completion - Web Search.
- Enables AI agents to perform real-time web searches during chat completion requests.
- Useful for retrieving up-to-date information dynamically within conversations.

Updated the OpenAI action selector dropdown to include the new Create Chat Completion - Web Search action.
Highlighted with a green CREATE badge for consistency with other creation actions.

🚀 This addition empowers AI agents to enhance responses with real-time web search capabilities!