docs: partner package list (langchain-ai#17978)

Updated partner package list

docs/docs/integrations/platforms/index.mdx

@@ -11,15 +11,21 @@ LangChain integrates with many providers.
 
 These providers have standalone `langchain-{provider}` packages for improved versioning, dependency management and testing.
 
-- [OpenAI](/docs/integrations/platforms/openai)
+- [AI21](/docs/integrations/providers/ai21)
 - [Anthropic](/docs/integrations/platforms/anthropic)
-- [Google](/docs/integrations/platforms/google)
-- [MistralAI](/docs/integrations/providers/mistralai)
-- [NVIDIA AI](/docs/integrations/providers/nvidia)
-- [Together AI](/docs/integrations/providers/together)
-- [Robocorp](/docs/integrations/providers/robocorp)
+- [Astra DB](/docs/integrations/providers/astradb)
 - [Exa Search](/docs/integrations/providers/exa_search)
+- [Google Generative AI](/docs/integrations/platforms/google)
+- [Google Vertex AI](/docs/integrations/platforms/google)
+- [IBM](/docs/integrations/providers/ibm)
+- [MistralAI](/docs/integrations/providers/mistralai)
 - [Nomic](/docs/integrations/providers/nomic)
+- [Nvidia AI Endpoints](/docs/integrations/providers/nvidia)
+- [Nvidia AI](/docs/integrations/providers/nvidia)
+- [OpenAI](/docs/integrations/platforms/openai)
+- [Pinecone](/docs/integrations/providers/pinecone)
+- [Robocorp](/docs/integrations/providers/robocorp)
+- [Together AI](/docs/integrations/providers/together)
 
 
 ## Featured Community Providers