Update Polkadot Weights for Substrate 2.0 (#1761)

* Update benchmark list

* copy weights from substrate

* Run benchmarks on Polkadot

* Update kusama benchmark list

* update westend benchmark list

* Run benchmarks on Kusama

* update payout staking weights

* cargo update -p sp-io

* remove babe and grandpa from benchmark list

* remove babe and grandpa weights

* re-run staking weights

* update staking weights

* copy weights from Polkadot into Westend

* Update Cargo.lock