[ngrams] one more simplification in ngramsByDoc'

4 jobs for 224-dev-understanding-ngrams in 13 minutes and 57 seconds (queued for 12 minutes and 17 seconds)
Status Job ID Name Coverage
  Cabal
failed #16652
cabal

00:13:57

 
  Stack
skipped #16653
stack
 
  Bench
skipped #16654
allowed to fail manual
bench
 
  Test
skipped #16655
test
 
Name Stage Failure
failed
cabal Cabal
            = flowCorpusFile
mkCorpusUser limit tt TsvHal Plain corpusPath Nothing DevJobHandle
|
51 | corpusTsvHal = flowCorpusFile mkCorpusUser limit tt TsvHal Plain corpusPath Nothing DevJobHandle
| ^^^^^^^^^^
Error: cabal: Failed to build exe:gargantext from gargantext-0.0.7.4.2.

Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1