Implement Controller to forward requests between status-go and SDK
implementation in QML.
Other changes:
- Source Wallet Connect projectId from env vars
- Mock controller in storybook
Updates #12551
Add GO helper to:
- loads WalletConnect SDK bundle
- bootstraps status-go user session
- provides a way to call status-go API from webview
- forwards status-go signals to webview
Updates: #12551