stats_mod api: updated min payout value

src/p2pool.cpp

@@ -1119,7 +1119,7 @@ void p2pool::api_update_stats_mod()
 	m_api->set(p2pool_api::Category::GLOBAL, "stats_mod",
 		[&mainnet_tip, last_block_found_time, &last_block_found_buf, last_block_found_height, miners, hashrate, round_hashes, stratum_port](log::Stream& s)
 		{
-			s << "{\"config\":{\"ports\":[{\"port\":" << stratum_port << ",\"tls\":false}],\"fee\":0,\"minPaymentThreshold\":400000000},\"network\":{\"height\":"
+			s << "{\"config\":{\"ports\":[{\"port\":" << stratum_port << ",\"tls\":false}],\"fee\":0,\"minPaymentThreshold\":300000000},\"network\":{\"height\":"
 				<< mainnet_tip.height << "},\"pool\":{\"stats\":{\"lastBlockFound\":\""
 				<< last_block_found_time << "000\"},\"blocks\":[\""
 				<< static_cast<char*>(last_block_found_buf) << static_cast<char*>(last_block_found_buf) + HASH_SIZE * 2 - 4 << ':'