OIDC: extract success/failure handlers from token login function (#11154)

* extract success/failure handlers from token login function

* typo

* use for no homeserver error dialog too

* i18n

* tidy

* Update src/Lifecycle.ts

Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>

* move try again responsibility

---------

Co-authored-by: Richard van der Hoff <1389908+richvdh@users.noreply.github.com>

src/components/structures/MatrixChat.tsx

@@ -330,6 +330,8 @@ export default class MatrixChat extends React.PureComponent<IProps, IState> {
                     this.tokenLogin = true;
 
                     // Create and start the client
+                    // accesses the new credentials just set in storage during attemptTokenLogin
+                    // and sets logged in state
                     await Lifecycle.restoreFromLocalStorage({
                         ignoreGuest: true,
                     });