fix arch_config schema

docs/source/concepts/includes/arch_config.yaml

@@ -9,10 +9,8 @@ listeners:
 
 # Centralized way to manage LLMs, manage keys, retry logic, failover and limits in a central way
 llm_providers:
-  - name: OpenAI
-    provider_interface: openai
-    access_key: $OPENAI_API_KEY
-    model: gpt-4o
+  - access_key: $OPENAI_API_KEY
+    model: openai/gpt-4o
     default: true
 
 # default system prompt used by all prompt targets

docs/source/guides/includes/arch_config.yaml

@@ -9,10 +9,8 @@ listeners:
 
 # Centralized way to manage LLMs, manage keys, retry logic, failover and limits in a central way
 llm_providers:
-  - name: OpenAI
-    provider_interface: openai
-    access_key: $OPENAI_API_KEY
-    model: gpt-4o
+  - access_key: $OPENAI_API_KEY
+    model: openai/gpt-4o
     default: true
 
 # default system prompt used by all prompt targets

docs/source/resources/includes/arch_config_full_reference.yaml

@@ -30,20 +30,15 @@ endpoints:
 
 # Centralized way to manage LLMs, manage keys, retry logic, failover and limits in a central way
 llm_providers:
-  - name: OpenAI
-    provider_interface: openai
+  - name: openai/gpt-4o
     access_key: $OPENAI_API_KEY
-    model: gpt-4o
+    model: openai/gpt-4o
     default: true
 
-  - name: Mistral8x7b
-    provider_interface: openai
-    access_key: $MISTRAL_API_KEY
-    model: mistral-8x7b
+  - access_key: $MISTRAL_API_KEY
+    model: mistral/mistral-8x7b
 
-  - name: MistralLocal7b
-    provider_interface: openai
-    model: mistral-7b-instruct
+  - model: mistral/mistral-7b-instruct
     endpoint: mistral_local
 
 # provides a way to override default settings for the arch system