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/620 Co-authored-by: konrad <konrad@kola-entertainments.de> Co-committed-by: konrad <konrad@kola-entertainments.de>