fix test

10 jobs for pr/100 in 2 minutes and 13 seconds (queued for 7 seconds)
Status Name Job ID Coverage
  Test
passed doc-coverage #130082

00:02:12

passed format #130083

00:00:08

passed robotpkg-example-robot-data-18.04 #130074

00:00:37

passed robotpkg-example-robot-data-20.04 #130075

00:01:37

passed robotpkg-example-robot-data-buster #130076

00:00:57

passed robotpkg-example-robot-data-ferrum #130077

00:00:57

passed robotpkg-py-example-robot-data-18.04 #130078

00:00:40

passed robotpkg-py-example-robot-data-20.04 #130079

00:02:09

passed robotpkg-py-example-robot-data-buster #130080

00:00:33

passed robotpkg-py-example-robot-data-ferrum #130081

00:00:44