[PROPOSAL #988][VOTING] - Gaia v22.2.0 Software Upgrade

While this proposal already went on-chain, I am cross-posting here to have a venue to publicly discuss the upgrade outside of the validator channel on Discord. Background Gaia v22.2.0 is a minor state breaking release that will follow an accelerated governance process for software upgrades on the Cosmos Hub. This is a state breaking security fix, which is why a forum post has been skipped. Reminder – the Cosmos Hub uses expedited voting for software upgrade proposals. This proposal will have a voting period of just ONE WEEK . If the proposal passes, validators will be required to update the Cosmos Hub binary at the halt-height specified in the on-chain proposal. Release Details • The release page can be found here . • The changelog can be found here . The release bumps the following dependencies: • Bump ibc-apps/middleware/packet-forward-middleware to v8.1.1 ( #3534 ) • Add `v22.2.0` upgrade handler ( #3538 ) This is a state breaking upgrade! Testing and Testnets The v22.2.0 release has gone through rigorous testing, including e2e tests, and integration tests by Interchain Labs. In addition, the v22.2.0 upgrade process has been independently…

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