treewide: remove unzip where not needed

pkgs/development/libraries/gdal/2.4.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, unzip, libjpeg, libtiff, zlib
+{ lib, stdenv, fetchurl, libjpeg, libtiff, zlib
 , postgresql, libmysqlclient, libgeotiff, python2Packages, proj, geos, openssl
 , libpng, sqlite, libspatialite, poppler, hdf4, qhull, giflib, expat
 , libiconv, libxml2
@@ -16,7 +16,6 @@ stdenv.mkDerivation rec {
     sha256 = "1n6w0m2603q9cldlz0wyscp75ci561dipc36jqbf3mjmylybv0x3";
   };
 
-  nativeBuildInputs = [ unzip ];
   buildInputs = [ libjpeg libtiff libgeotiff libpng proj openssl sqlite
     libspatialite poppler hdf4 qhull giflib expat libxml2 proj ]
   ++ (with python2Packages; [ python numpy wrapPython ])

pkgs/development/libraries/herqq/default.nix

@@ -1,10 +1,10 @@
-{ lib, mkDerivation, unzip, fetchFromGitHub, qmake, qtmultimedia, qtbase }:
+{ lib, mkDerivation, fetchFromGitHub, qmake, qtmultimedia, qtbase }:
 
 mkDerivation rec {
   version = "unstable-20-06-26";
   pname = "herqq";
 
-  nativeBuildInputs = [ qmake unzip ];
+  nativeBuildInputs = [ qmake ];
   buildInputs = [ qtbase qtmultimedia ];
 
   outputs = [ "out" "dev" ];

pkgs/development/libraries/irrlicht/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchzip, libGLU, libGL, unzip, libXrandr, libX11, libXxf86vm }:
+{ lib, stdenv, fetchzip, libGLU, libGL, libXrandr, libX11, libXxf86vm }:
 
 let
   common = import ./common.nix { inherit fetchzip; };
@@ -27,7 +27,6 @@ stdenv.mkDerivation rec {
     mkdir -p $out/lib
   '';
 
-  nativeBuildInputs = [ unzip ];
   buildInputs = [ libGLU libGL libXrandr libX11 libXxf86vm ];
 
   meta = {

pkgs/development/libraries/irrlicht/mac.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchzip, libGLU, libGL, unzip, fetchFromGitHub, cmake, Cocoa, OpenGL, IOKit }:
+{ lib, stdenv, fetchzip, libGLU, libGL, fetchFromGitHub, cmake, Cocoa, OpenGL, IOKit }:
 
 let
   common = import ./common.nix { inherit fetchzip; };
@@ -31,7 +31,7 @@ stdenv.mkDerivation rec {
     "-DIRRLICHT_BUILD_TOOLS=OFF"
   ];
 
-  nativeBuildInputs = [ cmake unzip ];
+  nativeBuildInputs = [ cmake ];
   buildInputs = [ OpenGL Cocoa IOKit ];
 
   meta = {

pkgs/development/libraries/mygui/default.nix

@@ -1,4 +1,4 @@
-{  lib, stdenv, fetchFromGitHub, libX11, unzip, cmake, ois, freetype, libuuid,
+{  lib, stdenv, fetchFromGitHub, libX11, cmake, ois, freetype, libuuid,
    boost, pkg-config, withOgre ? false, ogre ? null, libGL, libGLU ? null } :
 
 let
@@ -14,7 +14,7 @@ in stdenv.mkDerivation rec {
     sha256 = "0a4zi8w18pjj813n7kmxldl1d9r1jp0iyhkw7pbqgl8f7qaq994w";
   };
 
-  nativeBuildInputs = [ cmake pkg-config unzip ];
+  nativeBuildInputs = [ cmake pkg-config ];
   buildInputs = [ libX11 ois freetype libuuid boost ]
     ++ (if withOgre then [ ogre ] else [ libGL libGLU ]);
 

pkgs/development/libraries/openexrid-unstable/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, unzip, re2, openfx, zlib, ilmbase, libGLU, libGL, openexr }:
+{ lib, stdenv, fetchFromGitHub, re2, openfx, zlib, ilmbase, libGLU, libGL, openexr }:
 
 stdenv.mkDerivation {
   pname = "openexrid-unstable";
@@ -25,7 +25,6 @@ stdenv.mkDerivation {
                        -I${openfx.dev}/include/OpenFX
                       '';
 
-  nativeBuildInputs = [ unzip ];
   buildInputs = [ re2 openfx zlib ilmbase libGLU libGL openexr ];
 
   enableParallelBuilding = true;

pkgs/development/libraries/openfx/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, unzip }:
+{ lib, stdenv, fetchFromGitHub }:
 
 stdenv.mkDerivation {
   pname = "openfx";
@@ -11,8 +11,6 @@ stdenv.mkDerivation {
     sha256 = "0k9ggzr6bisn77mipjfvawg3mv4bz50b63v8f7w1jhldi1sfy548";
   };
 
-  nativeBuildInputs = [ unzip ];
-
   outputs = [ "dev" "out" ];
 
   enableParallelBuilding = true;

pkgs/development/libraries/openvdb/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, unzip, openexr, boost, jemalloc, c-blosc, ilmbase, tbb }:
+{ lib, stdenv, fetchFromGitHub, openexr, boost, jemalloc, c-blosc, ilmbase, tbb }:
 
 stdenv.mkDerivation rec
 {
@@ -14,7 +14,6 @@ stdenv.mkDerivation rec
 
   outputs = [ "out" ];
 
-  nativeBuildInputs = [ unzip ];
   buildInputs = [ openexr boost tbb jemalloc c-blosc ilmbase ];
 
   setSourceRoot = ''