upgrade the openai wrapper integration

[Barqawiz]

Task

• add fine tuning integration api.
• add vision api (image to text).
• add text to speech api.
• update the image generation to DALL·E 3.

Requirements

• Update the openai wrapper class.
• Write test cases for the latest openai functions.
• Test "RemoteImageModel.js" with DALL·E 3..
• Update "RemoteSpeechModel.js" to support openai text to speech.

[Barqawiz]

the image milestone delivered, reopen to deliver the rest of the requirements