Reflecting the updated models released on April 9, 2024

The list of supported models updates to reflect the changes in released on April 9, 2024.

Added new models
Removed preview models superseded by the new models
Removed models that were not publicly released (i.e., gpt-4-32k)
Updated the README and Examples to reflect the updated models
Updated the test to reflect the changes
modified how Stop Sequences and Max Num Tokens are passed to the API in order to deal with the issues with GPT-4 Vision.

matlab-deep-learning / llms-with-matlab