repro(nix): workaround haskell.nix#2258 preventing `accelerate-llvm` to build

Status Job ID Name Coverage
  Cabal
failed #15499
cabal

 
  Stack
skipped #15500
stack
 
  Bench
skipped #15501
allowed to fail manual
bench
 
  Test
skipped #15502
test
 
Name Stage Failure
failed
cabal Cabal There has been a timeout failure or the job got stuck. Check your timeout limits or try again
No job trace