Update substrate/polkadot/cumulus from v0.9.3 to v0.9.4

[github-actions]

Description

This ticket is automatically generated using

$ yarn run print-version-bump-info --from v0.9.3 --to v0.9.4

substrate (2021-06-03 -> 2021-06-07)

paritytech/substrate@polkadot-v0.9.3...polkadot-v0.9.4

    from: c94e0cdfe5556680dca1996004751eeb114755d7
      to: 1d04678e20555e623c974ee1127bc8a45abcf3d6
 commits: 54

polkadot (2021-05-25 -> 2021-06-03)

paritytech/polkadot@release-v0.9.3...release-v0.9.4

    from: aa386760948574af4078c59decf558d16efe15e2
      to: 2f28561a09aab0613b5f8a68fbabf723d5fc197e
 commits: 41

cumulus (2021-05-26 -> 2021-06-08)

paritytech/cumulus@polkadot-v0.9.3...polkadot-v0.9.4

    from: 78b31b21122995b49f3c2cfe2791f188e33e5917
      to: 08b7bcfe21b2ce2a26dcdaa664bf8c016f7c93ae
 commits: 15

Important commits by label

E1-runtimemigration

(paritytech/substrate#8724) Migrate pallet-grandpa to attribute macros
(paritytech/substrate#8793) Simple MaxBoundedLen Implementations
(paritytech/substrate#8825) Migrate pallet-scored-pool to pallet attribute macro
(paritytech/substrate#8824) Migrate pallet-democracy to pallet attribute macro
(paritytech/polkadot#2994) Companion for substrate#8724

C7-high ❗️

(paritytech/substrate#8903) add an absolute measure of election score on-chain as a parameter
(paritytech/polkadot#3093) Introduce polkadot code substitute
(paritytech/polkadot#3099) Companion for substrate/pull/8903
(paritytech/polkadot#3167) Fix teleport accounting and add some events

B7-runtimenoteworthy

(paritytech/substrate#8793) Simple MaxBoundedLen Implementations
(paritytech/substrate#8924) Make Schedule fields public to allow for customization
(paritytech/substrate#8813) Uniques: An economically-secure basic-featured NFT pallet
(paritytech/substrate#8824) Migrate pallet-democracy to pallet attribute macro
(paritytech/substrate#9009) Add Call Filter That Prevents Nested batch_all
(paritytech/polkadot#3099) Companion for substrate/pull/8903
(paritytech/polkadot#2994) Companion for substrate#8724
(paritytech/polkadot#3118) Companion for #8793 (Simple MaxEncodedLen)
(paritytech/polkadot#3167) Fix teleport accounting and add some events

B5-clientnoteworthy

(paritytech/substrate#8913) Update wasmtime to 0.27
(paritytech/substrate#8963) Transaction pool: Ensure that we prune transactions properly

B3-apinoteworthy

(paritytech/substrate#8724) Migrate pallet-grandpa to attribute macros
(paritytech/substrate#8825) Migrate pallet-scored-pool to pallet attribute macro
(paritytech/substrate#8932) Refactor BlockRequestHandler
(paritytech/substrate#8801) Allow usage of path in construct_runtime!

B1-releasenotes

(paritytech/polkadot#3093) Introduce polkadot code substitute
(paritytech/polkadot#2990) Companion PR for #8748
(paritytech/polkadot#3133) fix approval-checking GRANDPA voting rule

N/A

(paritytech/cumulus#451) Check that we have set the validation data inherent
(paritytech/cumulus#454) Update Substrate & Polkadot
(paritytech/cumulus#459) Do not require the collator key to be passed
(paritytech/cumulus#460) Statemine Release Prep
(paritytech/cumulus#464) Decrease log levels
(paritytech/cumulus#462) Add srtool + subwasm workflow
(paritytech/cumulus#469) Update Substrate & Polkadot
(paritytech/cumulus#470) Add raw chainspecs for Westmint and Statemine

[crystalin]

Done in #494