Notebook Not Found about learned_optimization

[glsscnnn]

Or they're not accessible idk if this is intentional or not.

Fetch for https://api.github.com/repos/google/learned_optimization/contents/notebooks?per_page=100&ref=main failed: {
  "message": "Not Found",
  "documentation_url": "https://docs.github.com/rest/reference/repos#get-repository-content"
}

ab@https://colab.research.google.com/v2/external/external_polymer_binary.js?vrz=colab-20211221-060057-RC00_417582297:64:498
nD@https://colab.research.google.com/v2/external/external_polymer_binary.js?vrz=colab-20211221-060057-RC00_417582297:1638:75
lD/<@https://colab.research.google.com/v2/external/external_polymer_binary.js?vrz=colab-20211221-060057-RC00_417582297:1622:427
ya@https://colab.research.google.com/v2/external/external_polymer_binary.js?vrz=colab-20211221-060057-RC00_417582297:19:336
va.prototype.next_@https://colab.research.google.com/v2/external/external_polymer_binary.js?vrz=colab-20211221-060057-RC00_417582297:17:503
za/this.next@https://colab.research.google.com/v2/external/external_polymer_binary.js?vrz=colab-20211221-060057-RC00_417582297:20:206
b@https://colab.research.google.com/v2/external/external_polymer_binary.js?vrz=colab-20211221-060057-RC00_417582297:20:468

[lukemetz]

Thanks for letting me know!

We updated the location of the notebook folder but forgot to update the links in the README! This is now fixed in this commit.

Let us know if you run into any other problems!