added haxxsniper submission oklink sdk

[haxxsniper]

Contributed Asynchronous SDK for OKLink Block Explorer API in Typescript

• GitHub repo: https://github.com/haxxsniper/oklink-ts
• Linked issue: #15
• Approved comment: https://github.com/kaiachain/kaia-dapp-mono/issues/15#issuecomment-2158910540