Update Cumulus to Latest Substrate and Polkadot Master (#1551)

* proposal provider impl for proposals func

* rustfmt

* impl proposals_count fn

* update lockfile for {"substrate", "polkadot"}

* cargo update pallet-alliance

* cargo update deps

* fix for https://github.com/paritytech/substrate/commit/324a18e3c5cbf333672c54f9367f530ea976928d

* update lockfile for {"substrate", "polkadot"}

* fix try runtime feature flags

* update log target

Co-authored-by: parity-processbot <>
Co-authored-by: Shawn Tabrizi <[email protected]>