message: docs(http): fixed syntax error in AuthInterceptor example
diff: @@ -357,7 +357,7 @@ export class AuthInterceptor implements HttpInterceptor {
  intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
  // Get the auth header from the service.
  - const authHeader: this.auth.getAuthorizationHeader();
  + const authHeader = this.auth.getAuthorizationHeader();
  // Clone the request to add the new header.
  const authReq = req.clone({headers: req.headers.set('Authorization', authHeader)});
  // Pass on the cloned request instead of the original request.
  