Feature Gate: Enable partitioned epoch reward distribution

[HaoranYi]

Description

Enable partitioned epoch reward distribution.

See https://github.com/solana-foundation/solana-improvement-documents/pull/15

Feature ID

41tVp5qR1XwWRt5WifvtSQyuxtqQWJgEK8w91AtBqSwP

Activation Method

Single Core Contributor

Deployment Considerations

monitor epoch rewards distribution at the epoch boundary.

Minimum Beta Version

v1.18.0

Minimum Stable Version

No response

Testnet Activation Epoch

No response

Devnet Activation Epoch

No response

Mainnet-Beta Activation Epoch

No response

[jstarry]

Blocked on activation of this feature: https://github.com/solana-labs/solana/issues/33888

[CriesofCarrots]

~~This feature now also includes https://github.com/solana-labs/solana/pull/34624 I am updating the beta branch accordingly~~