trivial-builders.writeShellApplication: use unwrapped pandoc

writeShellApplication does not need shellcheck docs

it takes ~1 hour to compile the dependencies of pandoc on r9 5900x
because haskell is so slow

$ nix path-info -r ".#sway" --derivation | wc -l
2357

$ nix path-info -r ".#sway" --derivation | wc -l
2055

pkgs/build-support/trivial-builders.nix

@@ -305,7 +305,7 @@ rec {
         if checkPhase == null then ''
           runHook preCheck
           ${stdenv.shellDryRun} "$target"
-          ${shellcheck}/bin/shellcheck "$target"
+          ${shellcheck.unwrapped}/bin/shellcheck "$target"
           runHook postCheck
         ''
         else checkPhase;

pkgs/development/tools/shellcheck/default.nix

@@ -37,6 +37,11 @@ let
       install -Dm644 shellcheck.1 $man/share/man/man1/shellcheck.1
       mkdir $out
     '';
+
+    passthru = ShellCheck.passthru or {} // {
+      # pandoc takes long to build and documentation isn't needed for in nixpkgs usage
+      unwrapped = ShellCheck;
+    };
   };
 
 in

pkgs/top-level/all-packages.nix

@@ -17980,7 +17980,7 @@ with pkgs;
     shards;
 
   shellcheck = callPackage ../development/tools/shellcheck {
-    inherit (haskellPackages) ShellCheck;
+    inherit (__splicedPackages.haskellPackages) ShellCheck;
   };
 
   shellharden = callPackage ../development/tools/shellharden {};