change max_peer_num

ansible/roles/config/templates/config.toml.j2

@@ -45,6 +45,7 @@ create_empty_blocks_interval = 60
 {% endif %}
 
 [p2p]
+max_num_peers = 300
 {% if service == 'tendermint' %}
 max_msg_packet_payload_size=65536
 send_rate=51200000 # 50 MB/s