feat: passcode lock in preferences (#644)

* feat: implement existing passcode lock in prefs

* chore: cleanup commented code and unused imports

* feat: improve design for passcode lock

* fix: propert folder naming

* feat: passcode lock form buttons margin

app/assets/javascripts/preferences/PreferencesView.tsx

@@ -36,6 +36,7 @@ const PaneSelector: FunctionComponent<
           mfaProvider={props.mfaProvider}
           userProvider={props.userProvider}
           appState={props.appState}
+          application={props.application}
         />
       );
     case 'listed':