Add RANNTA X-Chain configuration

[ilia144000]

This PR adds RANNTA X-Chain to ChainList.

Network details:

• Network name: RANNTA X-Chain
• Chain ID: 13113
• Network ID: 13113
• Native currency: RANNTA Core X
• Symbol: RNTX
• Decimals: 18
• RPC: https://rpc.rannta.com/
• Explorer: https://explorer.rannta.com/
• Website: https://rannta.com/

Registry evidence:

• RANNTA X-Chain is already registered in ethereum-lists/chains.
• chainid.network propagation is verified.
• Chain ID 13113 is present in https://chainid.network/chains.json.

[ilia144000]

Hello DefiLlama ChainList maintainers,

This PR adds RANNTA X-Chain to ChainList.

The automated validation check has passed successfully.

Registry evidence:

• RANNTA X-Chain is already registered in ethereum-lists/chains.
• chainid.network propagation is verified.
• Chain ID 13113 is present in https://chainid.network/chains.json.

Network:

• Name: RANNTA X-Chain
• Chain ID: 13113
• RPC: https://rpc.rannta.com/
• Explorer: https://explorer.rannta.com/
• Native currency: RANNTA Core X / RNTX

Please review when possible.

Thank you.