previously existing wallets showing up as not recovered

[armaniferrante]

From @tomlinton,

"Likely this is getting called twice https://github.com/coral-xyz/backpack/blob/master/packages/background/src/backend/keyring/index.ts#L162 with different keyring init
index.ts

Reproduction might be something like
Onboard with Solana private key
Add an Ethereum wallet via private key
Without refreshing, add an Ethereum wallet via mnemonic"