Runtime Upgrade v9291 on Polkadot + v9290 on Statemint

This proposal aims to upgrade both Polkadot’s and Statemint’s runtimes to v9291 and v9290 respectively. For this, the proposal includes a batch call including both runtime upgrade proposals.

On Polkadot

This upgrade fixes issues and includes:

Runtime

⏳ pending non-critical audit #11813 Low - Proposal: flatten allpallets and similar types

✅ trivial #12032 Low - Contracts: make chain extension state types public

✅ trivial #11670 Low - Replace t::accountid with <t::lookup as staticlookup>::source

✅ trivial #12059 Low - Revert "auto-incremental collectionid"

✅ trivial #12095 ❗️ Medium - Fix nomination pools pending rewards rpc

#12138 Low - Weight v1.5: opaque struct

✅ audited #12145 Low - Uniques: reset approved account after transfer

✅ trivial #12136 Low - Emit events for inter contract calls

✅ audited #12154 Low - [fix] make sure pool metadata is removed on pool dissolve

Proposal hash: 0x8fe3a4b4214f090c01c1da47882c41eb08e0544d379c7e1959dcdc4810e12c50

On Statemint:

[C] #1454 Low - [feature] add xcm benchmark weights to statemint

[C] #1551 Low - Update cumulus to latest substrate and polkadot master

Among other things, it includes an update to the XCM weight calculations and prepares for the first Collectives parachain.

• Proposal hash: 0x076ee423671cc95bd1eb19675009154d4e6b817554d755e6627c6138094a924b

• Authorize Upgrade call: HERE

Please note this is submitted as an external motion: meaning if/after Council approves, this will also be up for vote by the community to decide on the upgrades.

Complete batch call:

Proposal hash: 0xbc2cb73740d701dac3fa5f31b7b23e552d6160ccd40d95746e91c131c699523d

Make sure to vote at your convenience!