Update VideoPrism function call name in model-libraries-snippets.ts

[jenjsun]

We updated the some functions in VideoPrism to make the model loading work with model.id from the huggingface repo; this is a small update to videoprism inside model-libraries-snippets.ts so the code still runs

[Vaibhavs10]

Thanks for fixing the snippet, let's wait for another approval before merging