haskellPackages.matterhorn: unbreak

haskellPackages.mattermost-api: unbreak
haskellPackages.mattermost-api-qc: unbreak

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

@@ -338,7 +338,8 @@ self: super: {
     then dontCheck super.math-functions # "erf table" test fails on Darwin https://github.com/bos/math-functions/issues/63
     else super.math-functions;
   matplotlib = dontCheck super.matplotlib;
-
+  # https://github.com/matterhorn-chat/matterhorn/issues/679 they do not want to be on stackage
+  matterhorn = doJailbreak super.matterhorn; # this is needed until the end of time :')
   memcache = dontCheck super.memcache;
   metrics = dontCheck super.metrics;
   milena = dontCheck super.milena;

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

@@ -2698,6 +2698,9 @@ package-maintainers:
     - config-value
     - glirc
     - irc-core
+    - matterhorn
+    - mattermost-api
+    - mattermost-api-qc
     - QuickCheck_2_14_2
     - random_1_2_0
     - Unique
@@ -7739,9 +7742,6 @@ broken-packages:
   - matrix-market
   - matrix-sized
   - matsuri
-  - matterhorn
-  - mattermost-api
-  - mattermost-api-qc
   - maude
   - maxent
   - maxent-learner-hw