update release notes

docs/my-website/release_notes/v1.55.10/index.md

@@ -2,7 +2,7 @@ import Image from '@theme/IdealImage';
 
 # v1.55.10
 
-`batches`, `guardrails`, `cost tracking`, `logging`
+`batches`, `guardrails`, `team management`, `custom auth`
 
 
 <Image img={require('../../img/batches_cost_tracking.png')} />
@@ -15,7 +15,20 @@ Track cost, usage for Batch Creation Jobs. [Start here](https://docs.litellm.ai/
 
 Show available guardrails to users. [Start here](https://litellm-api.up.railway.app/#/Guardrails)
 
-## 
+
+## ✨ Allow teams to add models
+
+This enables team admins to call their own finetuned models via litellm proxy. [Start here](https://docs.litellm.ai/docs/proxy/team_model_add)
+
+
+## ✨ Common checks for custom auth
+
+Calling the internal common_checks function in custom auth is now enforced as an enterprise feature. This allows admins to use litellm's default budget/auth checks within their custom auth implementation. [Start here](https://docs.litellm.ai/docs/proxy/virtual_keys#custom-auth)
+
+
+## ✨ Assigning team admins
+
+Team admins is graduating from beta and moving to our enterprise tier. This allows proxy admins to allow others to manage keys/models for their own teams (useful for projects in production). [Start here](https://docs.litellm.ai/docs/proxy/virtual_keys#restricting-key-generation)