haskellPackages.perhaps: jailbreak

It has an overly tight dependency on doctest.

I've removed it from the list of broken builds in the yaml and I've made
a PR upstream too.

pkgs/development/haskell-modules/configuration-common.nix

@@ -1389,4 +1389,7 @@ self: super: {
   # prettyprinter-1.6.0 fails its doctest suite.
   prettyprinter_1_6_0 = dontCheck super.prettyprinter_1_6_0;
 
+  # the test suite has an overly tight restriction on doctest
+  perhaps = doJailbreak super.perhaps;
+
 } // import ./configuration-tensorflow.nix {inherit pkgs haskellLib;} self super

pkgs/development/haskell-modules/configuration-hackage2nix.yaml

@@ -7942,7 +7942,6 @@ broken-packages:
   - perfect-vector-shuffle
   - PerfectHash
   - perfecthash
-  - perhaps
   - periodic
   - perm
   - permutations