Add Bahamut network

[fastexlabs]

Add new chain

Bahamut Mainnet

Provide the Chain ID (Only 1 chain id per PR).

• Chain_ID: 5165

Provide RPC URL for the chain (should be able to query atleast 10 requests per minute for automatic PR check).

• RPC_URL: https://rpc1.bahamut.io

Relevant information:

• Block explorer: https://ftnscan.com