v0.55.1

• Better error-handling for invalid FileStore accounts (Thanks to https://github.com/yuhui1208)
• Adjust react-qr Scan* making onScan callbacks required
• Rework the react-qr display to use functional components
• Bump to @polkadot/api 1.21.1
• Bump to @polkadot/util 2.15.1