Factor out commonality between release.nix and shell.nix

shell.nix

@@ -7,28 +7,7 @@ with import ./release-common.nix { inherit pkgs; };
 (if useClang then clangStdenv else stdenv).mkDerivation {
   name = "nix";
 
-  buildInputs =
-    [ curl bison flex libxml2 libxslt
-      bzip2 xz brotli
-      pkgconfig sqlite libsodium boehmgc
-      docbook5 docbook5_xsl
-      autoconf-archive
-      (aws-sdk-cpp.override {
-        apis = ["s3"];
-        customMemoryManagement = false;
-      })
-      autoreconfHook
-      boost
-
-      # For nix-perl
-      perl
-      perlPackages.DBDSQLite
-
-      # Tests
-      git
-      mercurial
-    ]
-    ++ lib.optional stdenv.isLinux libseccomp;
+  buildInputs = buildDeps ++ tarballDeps ++ perlDeps;
 
   inherit configureFlags;