admin: added CONTRIBUTORS
admin: added CONTRIBUTORS

Co-authored-by: holic <02e31e4b8415657def5fe180803e39868b0b486b@gmail.com>

ethers-io/ethers.js,ethers-io/ethers.js,ethers-io/ethers.js,ethers-io/ethers.js,ethers-io/ethers.js,ethers-io/ethers.js,ethers-io/ethers.js