deprecate fee calculator

Active on mainnet-beta (epoch 342), testnet (epoch 277) and devnet (epoch 339).

Introduced in solana-labs/solana PR #20737.

Feature id 2jXx2yDmGysmBKfKYNgLj2DQyAQv6mMk2BPh4eSbyB4H.

Vortex

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