Add OpenAI text-embedding-3-small, -large models (#628)

* Adds new gen-3 embedding models

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

packages/jupyter-ai-magics/jupyter_ai_magics/embedding_providers.py

@@ -71,7 +71,11 @@ def __init__(self, *args, **kwargs):
 class OpenAIEmbeddingsProvider(BaseEmbeddingsProvider, OpenAIEmbeddings):
     id = "openai"
     name = "OpenAI"
-    models = ["text-embedding-ada-002"]
+    models = [
+        "text-embedding-ada-002",
+        "text-embedding-3-small",
+        "text-embedding-3-large",
+    ]
     model_id_key = "model"
     pypi_package_deps = ["openai"]
     auth_strategy = EnvAuthStrategy(name="OPENAI_API_KEY")