[nix] pkgs update

nix/pkgs.nix

@@ -2,8 +2,8 @@
 
 rec {
   inherit pkgs;
-  ghc947 = if pkgs.stdenv.isDarwin
-           then pkgs.haskell.compiler.ghc947.overrideAttrs (finalAttrs: previousAttrs: {
+  ghc948 = if pkgs.stdenv.isDarwin
+           then pkgs.haskell.compiler.ghc948.overrideAttrs (finalAttrs: previousAttrs: {
                 patches = previousAttrs.patches ++ [
                             # Reverts the linking behavior of GHC to not resolve `-libc++` to `c++`.
                             (pkgs.fetchpatch {
@@ -12,8 +12,8 @@ rec {
                             })
                           ];
                 })
-           else pkgs.haskell.compiler.ghc947;
-  cabal_install_3_10_1_0 = pkgs.haskell.lib.compose.justStaticExecutables pkgs.haskell.packages.ghc947.cabal-install;
+           else pkgs.haskell.compiler.ghc948;
+  cabal_install_3_10_2_1 = pkgs.haskell.lib.compose.justStaticExecutables pkgs.haskell.packages.ghc948.cabal-install;
   graphviz_dev = pkgs.graphviz.overrideAttrs (finalAttrs: previousAttrs: {
     version = "11.0.0~dev";
     src = pkgs.fetchFromGitLab {
@@ -95,8 +95,8 @@ rec {
 
   });
   hsBuildInputs = [
-    ghc947
-    cabal_install_3_10_1_0
+    ghc948
+    cabal_install_3_10_2_1
     pkgs.haskellPackages.alex
     pkgs.haskellPackages.happy
     pkgs.haskellPackages.pretty-show