release: update Pump program metadata for v4.0.8

examples/seed_trading/src/main.rs

@@ -50,7 +50,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
         gas_fee_strategy: gas_fee_strategy.clone(),
         simulate: false,
         use_exact_sol_amount: None,
-            use_pumpfun_v2: false,
+        use_pumpfun_v2: false,
         grpc_recv_us: None,
     };
     client.buy(buy_params).await?;