Fixes language model configuration in the schema. Closes #1163 (#1164)

Author: waldekmastykarz

schemas/v0.27.0/rc.schema.json

@@ -55,8 +55,8 @@
         "client": {
           "type": "string",
           "enum": [
-            "LMStudio",
-            "Ollama"
+            "Ollama",
+            "OpenAI"
           ],
           "description": "The client to use for the local language model."
         },
@@ -184,4 +184,4 @@
     "plugins"
   ],
   "additionalProperties": true
-}
+}