Silence PUBMED API output

We switch off the debug logs so that the integration tests do not get
flooded (and production alike).
5 jobs for adinapoli/issue-182 in 89 minutes and 40 seconds (queued for 83 minutes and 21 seconds)
latest
Status Job ID Name Coverage
  Stack
passed #10724
stack

00:01:28

 
  Cabal
passed #10725
cabal

00:38:19

 
  Bench
passed #10726
bench

00:21:17

 
  Test
passed #10732
test

00:28:34

failed #10727
test

00:19:20