doc(plugin): adding AmazonBedrock (#698)

docs/plugins/directory.md

@@ -34,6 +34,7 @@ These plugins can be used to interact with remotely hosted models via their API:
 - **[llm-palm](https://github.com/simonw/llm-palm)** adds support for Google's [PaLM 2 model](https://developers.generativeai.google/).
 - **[llm-openrouter](https://github.com/simonw/llm-openrouter)** provides access to models hosted on [OpenRouter](https://openrouter.ai/).
 - **[llm-cohere](https://github.com/Accudio/llm-cohere)** by Alistair Shepherd provides `cohere-generate` and `cohere-summarize` API models, powered by [Cohere](https://cohere.com/).
+- **[llm-bedrock](https://github.com/simonw/llm-bedrock)** adds support for Nova by Amazon via Amazon Bedrock.
 - **[llm-bedrock-anthropic](https://github.com/sblakey/llm-bedrock-anthropic)** by Sean Blakey adds support for Claude and Claude Instant by Anthropic via Amazon Bedrock.
 - **[llm-bedrock-meta](https://github.com/flabat/llm-bedrock-meta)** by Fabian Labat adds support for Llama 2 and Llama 3 by Meta via Amazon Bedrock.
 - **[llm-together](https://github.com/wearedevx/llm-together)** adds support for the [Together AI](https://www.together.ai/) extensive family of hosted openly licensed models.