The Parity team has published new version of Polkadot: v0.9.42

See https://github.com/paritytech/polkadot/releases/tag/v0.9.42

Release Analysis: https://forum.polkadot.network/t/polkadot-release-analysis-v0-9-41-v0-9-42/2828

• Update benchmark templates as well:
• https://github.com/paritytech/substrate/blob/polkadot-v0.9.42/.maintain/frame-weight-template.hbs

Upgrade Priority

See Polkadot Release Page

Host Functions

See Polkadot Release Page

Database Migrations

See Polkadot Release Page

Runtime Migrations

See Polkadot Release Page