Add Cake Wallet

[jzbz]

https://cakewallet.com/

Android: https://play.google.com/store/apps/details?id=com.cakewallet.cake_wallet iOS: https://apps.apple.com/us/app/cake-wallet/id1334702542 Windows: https://github.com/cake-tech/cake_wallet/releases Linux: https://github.com/cake-tech/cake_wallet/releases Mac: https://apps.apple.com/us/app/cake-wallet/id1334702542