Enable chained Merkle shreds

Active on mainnet-beta (epoch 710), testnet (epoch 705) and devnet (epoch 734).

Minimum versions: Agave v1.18.2.

Introduced in solana-labs/solana PR #34916.

Feature id 7uZBkJXJ1HkuP6R3MJfZs7mLwymBcDbKdqbF51ZWLier.

Vortex

• Consensus leaderboard
• Fees leaderboard
• Validators
• Stake pools
• Decentralization
• Client versions
• Cluster status
• Governance
• Feature gates
• SIMDs
• Activity
• API and AI usage