message: API: Improve ExportController ForbiddenError
diff: @@ -50,7 +50,7 @@ export class ExportController {
  * }
  *
  * @apiError NotFoundError If the course couldn't be found.
  - * @apiError ForbiddenError assertUserExportAuthorization check.
  + * @apiError ForbiddenError assertUserExportAuthorization check failed.
  */
  @Get('/course/:id')
  async exportCourse(@Param('id') id: string, @CurrentUser() currentUser: IUser) {
  @@ -81,7 +81,7 @@ export class ExportController {
  * }
  *
  * @apiError NotFoundError If the lecture couldn't be found.
  - * @apiError ForbiddenError assertUserExportAuthorization check.
  + * @apiError ForbiddenError assertUserExportAuthorization check failed.
  */
  @Get('/lecture/:id')
  async exportLecture(@Param('id') id: string, @CurrentUser() currentUser: IUser) {
  @@ -116,7 +116,7 @@ export class ExportController {
  * }
  *
  * @apiError NotFoundError If the unit couldn't be found.
  - * @apiError ForbiddenError assertUserExportAuthorization check.
  + * @apiError ForbiddenError assertUserExportAuthorization check failed.
  */
  @Get('/unit/:id')
  async exportUnit(@Param('id') id: string, @CurrentUser() currentUser: IUser) {
  