feat(llm): add Claude Sonnet 5 and Fable 5 to the catalog

- refresh the Anthropic lineup to the current GA set (Fable 5, Opus 4.8,
  Sonnet 5, Opus 4.7, Haiku 4.5)
- extend the effort gate to single-number Claude 5 IDs (claude-sonnet-5,
  claude-fable-5) so their effort setting is honored

tradingagents/llm_clients/model_catalog.py

@@ -94,14 +94,14 @@ MODEL_OPTIONS: ProviderModeOptions = {
     },
     "anthropic": {
         "quick": [
-            ("Claude Sonnet 4.6 - Best speed and intelligence balance", "claude-sonnet-4-6"),
+            ("Claude Sonnet 5 - Best speed and intelligence balance", "claude-sonnet-5"),
             ("Claude Haiku 4.5 - Fastest with near-frontier intelligence", "claude-haiku-4-5"),
         ],
         "deep": [
-            ("Claude Opus 4.8 - Latest frontier, agentic coding and reasoning", "claude-opus-4-8"),
+            ("Claude Fable 5 - Most capable, long-running agents", "claude-fable-5"),
+            ("Claude Opus 4.8 - Frontier agentic coding and reasoning", "claude-opus-4-8"),
+            ("Claude Sonnet 5 - Near-frontier intelligence at Sonnet cost", "claude-sonnet-5"),
             ("Claude Opus 4.7 - Previous frontier, long-running agents", "claude-opus-4-7"),
-            ("Claude Opus 4.6 - Frontier intelligence, agents and coding", "claude-opus-4-6"),
-            ("Claude Sonnet 4.6 - Best speed and intelligence balance", "claude-sonnet-4-6"),
         ],
     },
     "google": {