matrix

* Updated D1 wrangler toml instructions

* Update content/workers-ai/tutorials/build-a-retrieval-augmented-generation-ai.md

Co-authored-by: Maddy <130055405+Maddy-Cloudflare@users.noreply.github.com>

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Co-authored-by: Brendan Irvine-Broque <brendanib@gmail.com>
Co-authored-by: Maddy <130055405+Maddy-Cloudflare@users.noreply.github.com>