docs: update adapters-http.md (#2876)

Author: olimorris

doc/configuration/adapters-http.md

@@ -430,9 +430,12 @@ By default, CodeCompanion sets `store = false` to ensure that state isn't [store
 
 Thanks to the community for building the following adapters:
 
-- [Venice.ai](https://github.com/olimorris/codecompanion.nvim/discussions/972)
+- [DashScope](https://github.com/olimorris/codecompanion.nvim/discussions/2239)
 - [Fireworks.ai](https://github.com/olimorris/codecompanion.nvim/discussions/693)
+- [InceptionLabs - Mercury 2](https://github.com/olimorris/codecompanion.nvim/discussions/2867)
+- [Nvidia NIM](https://github.com/olimorris/codecompanion.nvim/discussions/2810)
 - [OpenRouter](https://github.com/olimorris/codecompanion.nvim/discussions/1013)
-- [DashScope](https://github.com/olimorris/codecompanion.nvim/discussions/2239)
+- [Venice.ai](https://github.com/olimorris/codecompanion.nvim/discussions/972)
+- [Vertex AI](https://github.com/viespejo/cc-adapter-vertex-ai.nvim)
 
 The section of the discussion forums which is dedicated to user created adapters can be found [here](https://github.com/olimorris/codecompanion.nvim/discussions?discussions_q=is%3Aopen+label%3A%22tip%3A+adapter%22). Use these individual threads as a place to raise issues and ask questions about your specific adapters.