Missing notebook link for Python quickstart

### Description of the bug:

There are [several broken links](https://github.com/search?q=repo%3Agoogle%2Fgenerative-ai-docs%20python_quickstart.ipynb&type=code) that point to a Python quickstart notebook that doesn't exist:
> For more information on getting started with embeddings generated from the Gemini API, check out the [Python quickstart](https://github.com/google/generative-ai-docs/blob/ebdfedaadf5c96d5240cac53fd81a0c042eced48/site/en/gemini-api/tutorials/python_quickstart.ipynb#use_embeddings).

The broken link points to:
https://github.com/google/generative-ai-docs/blob/ebdfedaadf5c96d5240cac53fd81a0c042eced48/site/en/gemini-api/tutorials/python_quickstart.ipynb#use_embeddings


### Actual vs expected behavior:

For the correct link

### Any other information you'd like to share?

_No response_