fix(desktop): allow agent select to use full width on windows (#12428)

packages/app/src/components/prompt-input.tsx

@@ -1023,7 +1023,7 @@ export const PromptInput: Component<PromptInputProps> = (props) => {
                     options={local.agent.list().map((agent) => agent.name)}
                     current={local.agent.current()?.name ?? ""}
                     onSelect={local.agent.set}
-                    class={`capitalize ${local.model.variant.list().length > 0 ? "max-w-[80px]" : "max-w-[120px]"}`}
+                    class={`capitalize ${local.model.variant.list().length > 0 ? "max-w-full" : "max-w-[120px]"}`}
                     valueClass="truncate"
                     variant="ghost"
                   />