chore: Switch models to gpt-4o (#9458)

- Switch model to gpt-4o from gpt-4-turbo

enterprise/app/models/enterprise/concerns/article.rb

@@ -66,7 +66,7 @@ module Enterprise::Concerns::Article
       { role: 'user', content: "title: #{title} \n description: #{description} \n content: #{content}" }
     ]
     headers = { 'Content-Type' => 'application/json', 'Authorization' => "Bearer #{ENV.fetch('OPENAI_API_KEY', nil)}" }
-    body = { model: 'gpt-4-turbo', messages: messages, response_format: { type: 'json_object' } }.to_json
+    body = { model: 'gpt-4o', messages: messages, response_format: { type: 'json_object' } }.to_json
     Rails.logger.info "Requesting Chat GPT with body: #{body}"
     response = HTTParty.post('https://api.openai.com/v1/chat/completions', headers: headers, body: body)
     Rails.logger.info "Chat GPT response: #{response.body}"

enterprise/lib/chat_gpt.rb

@@ -4,7 +4,7 @@ class ChatGpt
   end
 
   def initialize(context_sections = '')
-    @model = 'gpt-4-0125-preview'
+    @model = 'gpt-4o'
     @messages = [system_message(context_sections)]
   end