change the default for max_open_connections for DB plugins to 4 (#7093)
change the default for max_open_connections for DB plugins to 4 (#7093)


kingland/vault,hartsock/vault,hashicorp/vault,rnaveiras/vault,hartsock/vault,rnaveiras/vault,hartsock/vault,joelthompson/vault,hartsock/vault,hashicorp/vault,joelthompson/vault,hashicorp/vault,hartsock/vault,kingland/vault,quixoten/vault,quixoten/vault,rnaveiras/vault,kingland/vault,kingland/vault,quixoten/vault,hashicorp/vault,joelthompson/vault,hashicorp/vault,rnaveiras/vault,quixoten/vault,hashicorp/vault,kingland/vault,rnaveiras/vault,joelthompson/vault