Update Haskell package set to LTS 15.4 (plus other fixes)

maintainers/maintainer-list.nix

@@ -6219,6 +6219,12 @@
     githubId = 2507744;
     name = "Roland Koebler";
   };
+  rkrzr = {
+    email = "ops+nixpkgs@channable.com";
+    github = "rkrzr";
+    githubId = 82817;
+    name = "Robert Kreuzer";
+  };
   rlupton20 = {
     email = "richard.lupton@gmail.com";
     github = "rlupton20";

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

@@ -1250,17 +1250,6 @@ self: super: {
     '';
   });
 
-  # Version bounds for http-client are too strict:
-  # https://github.com/bitnomial/prometheus/issues/34
-  prometheus = doJailbreak super.prometheus;
-
-  # Tasty-tap tests are out-of-date with TAP format
-  # https://github.com/MichaelXavier/tasty-tap/issues/2
-  tasty-tap = appendPatch super.tasty-tap (pkgs.fetchpatch {
-    url = https://patch-diff.githubusercontent.com/raw/MichaelXavier/tasty-tap/pull/3.diff;
-    sha256 = "0l8zbc56dy8ilxl3k49aiknmfhgpcg3jhs72lh3dk51d0a09d9sv";
-  });
-
   # The doctests in universum-1.5.0 are broken.  The doctests in versions of universum after
   # 1.5.0 should be fixed, so this should be able to be removed.
   universum = dontCheck super.universum;
@@ -1496,4 +1485,7 @@ self: super: {
     sha256 = "097wqn8hxsr50b9mhndg5pjim5jma2ym4ylpibakmmb5m98n17zp";
   });
 
+  # Needs a version that's newer than LTS-15.x provides.
+  weeder = super.weeder.override { generic-lens = self.generic-lens_2_0_0_0;  };
+
 } // import ./configuration-tensorflow.nix {inherit pkgs haskellLib;} self super

pkgs/development/haskell-modules/configuration-ghc-8.4.x.nix

@@ -83,4 +83,7 @@ self: super: {
   # Newer versions don't compile.
   resolv = self.resolv_0_1_1_2;
 
+  # The old Haddock cannot process the newer documentation syntax.
+  fast-logger = dontHaddock super.fast-logger;
+
 }