Fix kdesrc-run completion

Check exit status to prevent unrelated messages from creeping into
completions.
2 jobs for kdesrc-run/completions/fix-unrelated-msg in 2 minutes and 39 seconds (queued for 4 minutes and 19 seconds)
Status Job ID Name Coverage
  Test
passed #92415
smoke-test

00:02:04

passed #92414
unit-test

00:00:35