wizard: cost-optimized routing uses cerebras/llama-3.1-70b (match template)

templates/config/cost-optimized.yaml uses llama-3.1-70b in all three
places (classification, triage model, compress_model). The wizard was
emitting llama-3.3-70b. Align.

Co-Authored-By: Rob <onerobby@gmail.com>

Author: devin-ai-integration[bot]

docs/wizard/index.html

@@ -488,7 +488,7 @@ <h1>Hermes Config Wizard</h1>
   if (persona === 'cost-optimized') {
     lines.push(`routing:`);
     lines.push(`  rules:`);
-    lines.push(`    - { when: "task.type == 'classify'",       use: "cerebras/llama-3.3-70b" }`);
+    lines.push(`    - { when: "task.type == 'classify'",       use: "cerebras/llama-3.1-70b" }`);
     lines.push(`    - { when: "context.tokens > 200000",        use: "google/gemini-2.5-pro" }`);
     lines.push(`    - { when: "task.type == 'code'",            use: "moonshot/kimi-k2.5" }`);
     lines.push(`    - { when: "task.explicit_opt_in == 'sonnet'", use: "anthropic/claude-sonnet-4-5" }`);