Merge branch 'adinapoli/issue-3' into 'master'

Upgrade nixpkgs and GHC

Closes #3

See merge request !5
3 jobs for master in 0 seconds (queued for 93 minutes and 58 seconds)
Status Job ID Name Coverage
  Test
failed #17278
deps

failed #17279
docs

failed #17280
test

 
Name Stage Failure
failed
test Test There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
docs Test There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace
failed
deps Test There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace