[ngrams] attempt to fix repo conflicts with `transformWith`

But I'm not sure I know what I'm doing...
3 jobs for 143-dev-ngrams-repo-conflicts in 94 minutes and 35 seconds (queued for 38 minutes and 45 seconds)
latest
Status Job ID Name Coverage
  Test
passed #4934
deps

00:29:32

passed #4935
docs

00:33:10

passed #4936
test

00:31:51