Please chage import name 'Keyring' to another.

[ella-noncelab]

https://github.com/MetaMask/controllers/blob/7142251bf618777ac05fd6ba731466397c732bd9/src/keyring/KeyringController.ts#L15

I was confused because there is an interface named Keyring. I suggest this => "import EthKeyringController from 'eth-keyring-controller' haha :)