fix small errors

4 jobs for master in 3 minutes and 58 seconds (queued for 2 seconds)
latest
Status Name Job ID Coverage
  Install
passed install-dependencies #52162

00:02:24

 
  Test
passed plain-html-check #52164

00:00:46

passed vue-unit #52163

00:00:23

 
  Build
passed build-vue #52165

00:00:46