Integrate Solana Mainnet

[lumtis]

Describe the Issue This EPIC is an extension of https://github.com/zeta-chain/node/issues/2401

It is used to track every tasks necessary to fully support Solana on Mainnet

• Integration
• Optimization to do after testnet integration
• Any bugs occuring during testnet experimentation

### Tasks
- [ ] https://github.com/zeta-chain/node/issues/2401
- [ ] https://github.com/zeta-chain/protocol-contracts-solana/issues/8
- [ ] https://github.com/zeta-chain/node/issues/2659
- [ ] https://github.com/zeta-chain/node/issues/2507
- [ ] https://github.com/zeta-chain/node/issues/2508
- [ ] https://github.com/zeta-chain/node/issues/2614
- [ ] https://github.com/zeta-chain/node/issues/2606
- [ ] https://github.com/zeta-chain/node/issues/2692