Update Hackage and Stackage

Author: IOHK

hackage-src.json

@@ -1,9 +1,9 @@
 {
   "url": "https://github.com/input-output-hk/hackage.nix",
-  "rev": "9fefc7abeb74273f17ac764f069055fa432d6d8c",
-  "date": "2021-01-04T01:10:32+00:00",
-  "path": "/nix/store/gchqi14bmi5j301sx7hwpx0rv6rvd84m-hackage.nix-9fefc7a",
-  "sha256": "1yg48wqi3m2b7d1gwm2vpd7s1yrsawcmh5hnrij6p9mzq0ql8qvv",
+  "rev": "a97132667c5bf098ac6123f4d163b8ae68348537",
+  "date": "2021-01-05T01:12:29+00:00",
+  "path": "/nix/store/1y1wsaai8025arhh456wc4cd1l7f6qz5-hackage.nix-a971326",
+  "sha256": "1ddpzpkrqxyncrnq6cfaqmlk2kxg9nzm5x7jcrpa6iy9q0kjvk67",
   "fetchSubmodules": false,
   "deepClone": false,
   "leaveDotGit": false

stackage-src.json

@@ -1,9 +1,9 @@
 {
   "url": "https://github.com/input-output-hk/stackage.nix",
-  "rev": "672a47f82c9b1e64b24e660e18d1d00183838f15",
-  "date": "2021-01-03T01:02:58+00:00",
-  "path": "/nix/store/749r7d2a04l3z1pmc42y8ail5j1fswkx-stackage.nix-672a47f",
-  "sha256": "1vdiskrpsz1h0xas8af7bqdfyciafbj67hvlga642ah3wc89d0x8",
+  "rev": "4981103cefb5c5d78a7b2567f79b8a4097aa7b65",
+  "date": "2021-01-05T01:04:04+00:00",
+  "path": "/nix/store/xnbsz1kr9r8sjwc3c036l8032z0bynb9-stackage.nix-4981103",
+  "sha256": "168y1gixwv4nqmka5w3xhfbhbyyljgfccjl9z86jgm2zfkjhhxlf",
   "fetchSubmodules": false,
   "deepClone": false,
   "leaveDotGit": false