fix(createGRiwrm): crash with extra columns and keep_all=TRUE

Fix #64
2 jobs for 64-creategriwrm-crashes-when-keeping-all-columns-and-rename-some in 7 minutes and 15 seconds (queued for 8 seconds)
Status Name Job ID Coverage
  Checks
passed check #240826
docker

00:07:05

passed test_all #240825
docker

00:02:31