databento 0.81.0

Release notes

Enhancements

• Upgraded databento-dbn to 0.62.0:
  • Added StatType variants MwcbLevel1, MwcbLevel2, and MwcbLevel3
  • Added StatType variants AuctionCollarReferencePrice, AuctionCollarUpperPrice,
    and AuctionCollarLowerPrice
  • Changed the default size field to 0 in MboMsg, TradeMsg, Mbp1Msg, Mbp10Msg,
    BboMsg, Cmbp1Msg, and CbboMsg