Remove unrelated Hermes reasoning overrides

dankclaw/hermes/config.yaml.example

@@ -40,11 +40,6 @@ auxiliary:
   profile_describer: {provider: custom, model: frank-default-small, base_url: http://192.168.0.235:7770/v1}
   curator: {provider: custom, model: frank-default-small, base_url: http://192.168.0.235:7770/v1}
 
-agent:
-  reasoning_overrides:
-    frank-default-large: medium
-    frank-default-small: medium
-
 dashboard:
   # basic_auth intentionally omitted; its password_hash remains live-only.
   font: atkinson-hyperlegible