pkgs/*: remove unreferenced function arguments

pkgs/development/libraries/kde-frameworks/kcoreaddons.nix

@@ -1,5 +1,5 @@
 {
-  mkDerivation, lib, fetchurl, writeScript,
+  mkDerivation, lib,
   extra-cmake-modules,
   qtbase, qttools, shared-mime-info
 }:

pkgs/development/libraries/kde-frameworks/kdeclarative.nix

@@ -1,7 +1,7 @@
 {
   mkDerivation, lib, extra-cmake-modules,
   epoxy, kconfig, kglobalaccel, kguiaddons, ki18n, kiconthemes, kio, kpackage,
-  kwidgetsaddons, kwindowsystem, pkgconfig, qtdeclarative
+  kwidgetsaddons, kwindowsystem, qtdeclarative
 }:
 
 mkDerivation {

pkgs/development/libraries/kde-frameworks/kglobalaccel.nix

@@ -1,5 +1,5 @@
 {
-  mkDerivation, lib,
+  mkDerivation,
   extra-cmake-modules,
   kconfig, kcoreaddons, kcrash, kdbusaddons, kservice, kwindowsystem,
   qtbase, qttools, qtx11extras,

pkgs/development/libraries/kde-frameworks/kpackage/default.nix

@@ -1,5 +1,5 @@
 {
-  mkDerivation, fetchurl, lib, copyPathsToStore,
+  mkDerivation, lib, copyPathsToStore,
   extra-cmake-modules, kdoctools,
   karchive, kconfig, kcoreaddons, ki18n, qtbase,
 }:

pkgs/development/libraries/kde-frameworks/ktexteditor.nix

@@ -1,5 +1,5 @@
 {
-  mkDerivation, lib, copyPathsToStore, fetchpatch,
+  mkDerivation, lib,
   extra-cmake-modules, perl,
   karchive, kconfig, kguiaddons, ki18n, kiconthemes, kio, kparts, libgit2,
   qtscript, qtxmlpatterns, sonnet, syntax-highlighting, qtquickcontrols