match Kubo RPC bitswap api endpoints

[SgtPooki]

• TODO: Add bitswap.ledger
• TODO: Add bitswap.reprovide
• TODO: Remove bitswap.wantlistForPeer. wantlist should accept peer parameter.

see #83 (comment)

RPC client apis should match what's at https://docs.ipfs.tech/reference/kubo/rpc/#api-v0-bitswap

also see ipfs/kubo#9509