fix(config): allow disabling new built-in skills

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/config/schema/agent-names.ts

@@ -20,6 +20,8 @@ export const BuiltinSkillNameSchema = z.enum([
   "dev-browser",
   "frontend-ui-ux",
   "git-master",
+  "review-work",
+  "ai-slop-remover",
 ])
 
 export const OverridableAgentNameSchema = z.enum([