treewide: remove redundant rec

pkgs/tools/graphics/cfdg/src-for-default.nix

@@ -1,4 +1,4 @@
-rec {
+{
    version="3.0.2";
    name="cfdg-3.0.2";
    hash="1pd1hjippbhad8l4s4lsglykh22i24qfrgmnxrsx71bvcqbr356p";

pkgs/tools/graphics/cuneiform/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchurl, cmake, imagemagick }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "cuneiform";
   version = "1.1.0";
 

pkgs/tools/graphics/eplot/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchurl, gnuplot, ruby }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "eplot-2.07";
 
   # Upstream has been contacted (2015-03) regarding providing versioned

pkgs/tools/graphics/glmark2/default.nix

@@ -1,7 +1,7 @@
 { stdenv, fetchFromGitHub, pkgconfig, libjpeg, libpng, xorg, libX11, libGL, libdrm,
   python27, wayland, udev, mesa, wafHook }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "glmark2";
   version = "2017-09-01";
 

pkgs/tools/graphics/gmic/default.nix

@@ -12,7 +12,7 @@ let
     url = "https://github.com/dtschump/gmic/raw/v.${version}/CMakeLists.txt";
     sha256 = "0lv5jrg98cpbk13fl4xm7l4sk1axfz054q570bpi741w815d7cpg";
   };
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
   pname = "gmic";
   inherit version;
 

pkgs/tools/graphics/graphviz/base.nix

@@ -24,7 +24,7 @@ let
   };
 in
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "graphviz";
   inherit version;
 

pkgs/tools/graphics/lepton/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, cmake, git, glibc }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   version = "1.2.1";
   pname = "lepton";
 

pkgs/tools/graphics/luxcorerender/default.nix

@@ -13,7 +13,7 @@ let boost_static = boost165.override {
       enablePython = true;
     };
 
-in stdenv.mkDerivation rec {
+in stdenv.mkDerivation {
   pname = "luxcorerender";
   version = "2.0";
 

pkgs/tools/graphics/netpbm/default.nix

@@ -2,7 +2,7 @@
 , makeWrapper, libtiff
 , enableX11 ? false, libX11 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   # Determine version and revision from:
   # https://sourceforge.net/p/netpbm/code/HEAD/log/?path=/advanced
   name = "netpbm-10.82.01";

pkgs/tools/graphics/nifskope/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, qmake, qtbase, qttools, substituteAll, libGLU, wrapQtAppsHook }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "nifskope";
   version = "2.0.dev7";
 

pkgs/tools/graphics/optar/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchurl, imagemagick, libpng }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "optar";
   version = "20150210";
 

pkgs/tools/graphics/pngtoico/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchurl, libpng }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "pngtoico-1.0";
 
   src = fetchurl {

pkgs/tools/graphics/qrcode/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "qrcode-git";
   version = "20160804";
 

pkgs/tools/graphics/rocket/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchFromGitHub, qmake, qtbase }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   pname = "rocket";
   version = "2018-06-09";
 

pkgs/tools/graphics/structure-synth/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchurl, qt4, qmake4Hook, unzip, libGLU, makeWrapper }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
 
   pname = "structure-synth";
   version = "v1.5";

pkgs/tools/graphics/transfig/default.nix

@@ -1,6 +1,6 @@
 { stdenv, fetchurl, zlib, libjpeg, libpng, imake, gccmakedep }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation {
   name = "transfig-3.2.4";
   src = fetchurl {
     url = ftp://ftp.tex.ac.uk/pub/archive/graphics/transfig/transfig.3.2.4.tar.gz;