This reverts commit d23285684611fa0901c569cd9579688e55a19899 from https://github.com/NixOS/nixpkgs/pull/34172. The new version does not compile: https://nix-cache.s3.amazonaws.com/log/zhxjgmilqh5bnp16rv0fx4b6bcrhxf2a-ghc-61db0b8.drv.
This reverts commit d23285684611fa0901c569cd9579688e55a19899 from https://github.com/NixOS/nixpkgs/pull/34172. The new version does not compile: https://nix-cache.s3.amazonaws.com/log/zhxjgmilqh5bnp16rv0fx4b6bcrhxf2a-ghc-61db0b8.drv.