tweak: use temperature 1 for gemini 3 pro

packages/opencode/src/provider/transform.ts

@@ -120,6 +120,7 @@ export namespace ProviderTransform {
   export function temperature(_providerID: string, modelID: string) {
     if (modelID.toLowerCase().includes("qwen")) return 0.55
     if (modelID.toLowerCase().includes("claude")) return undefined
+    if (modelID.toLowerCase().includes("gemini-3-pro")) return 1.0
     return 0
   }