feat: integrate two factor authentication (#626)

* feat: integrate SNJS MFA with web

* fix: create rudimentary typings file for qrcode.react

* chore: lint fixes

* fix: address PR feedback

* fix: address PR feedback

* fix: address PR feedback 2

* fix: replace spread props on TwoFactorAuthWrapper component

* chore: change null check to undefined check

app/assets/javascripts/components/AccountMenu/PasscodeLock.tsx

@@ -40,7 +40,6 @@ const PasscodeLock = observer(({
   const [canAddPasscode, setCanAddPasscode] = useState(!application.isEphemeralSession());
   const [hasPasscode, setHasPasscode] = useState(application.hasPasscode());
 
-
   const handleAddPassCode = () => {
     setShowPasscodeForm(true);
     setIsPasscodeFocused(true);