Update anomaly_detection.ipynb

[JosBecker]

Update link to examples to go to other Embeddings examples

Description of the change

Updates link to examples to go to other Embeddings examples (instead of going to a 404 error)

Motivation

Previous link returned an error

Type of change

Choose one: (Bug fix | Feature request | Documentation | Other)
Bug fix

Checklist

• I have performed a self-review of my code.
• I have added detailed comments to my code where applicable.
• I have verified that my change does not break existing code.
• My PR is based on the latest changes of the main branch (if unsure, please run git pull --rebase upstream main).
• I am familiar with the Google Style Guide for the language I have coded in.
• I have read through the Contributing Guide and signed the Contributor License Agreement.

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[pcoet]

@JosBecker It looks like you need to run nbfmt on this.

Install: python3 -m pip install -U --user git+https://github.com/tensorflow/docs
Run: python3 -m tensorflow_docs.tools.nbfmt site/en/gemini-api/tutorials/anomaly_detection.ipynb