support async component, see: https://eslint.vuejs.org/user-guide/#how-to-use-a-custom-parser
Co-authored-by: kolaente <k@knt.li> Reviewed-on: https://kolaente.dev/vikunja/frontend/pulls/997 Reviewed-by: dpschen <dpschen@noreply.kolaente.de> Co-authored-by: konrad <k@knt.li> Co-committed-by: konrad <k@knt.li>