Upgrade priority: Low (upgrade at your convenience)

This release:

• reverts the inclusion of substrate#10043
• reverts #4656 that was already applied for Kusama
• includes #4706

Runtimes

• Polkadot: 9151
• Kusama: 9151
• Westend: 9151

This release was tested against the following versions of rustc. Other versions may work.

• rustc 1.57.0 (f1edd0429 2021-11-29)
• rustc 1.58.0-nightly (46b8e7488 2021-11-07)

WASM runtimes built with srtool v0.9.19 using rustc 1.57.0 (f1edd0429 2021-11-29).

Proposal hashes:

• polkadot_runtime-v9151.compact.compressed.wasm: 0xc0d644131338cbf809cdb03afe0f7e1660b228e18011087858828ced4365d82e
• kusama_runtime-v9151.compact.compressed.wasm: 0xf4af15892e170a57ec840dcda146fad568fa8a9132b045debbb2cf942019da2b