Revert "kiconthemes: default theme is breeze"

This reverts commit 6454d8725b21fbd8c85acdda4cc1de4e8eb9c1a7.

pkgs/development/libraries/kde-frameworks-5.15/default.nix

@@ -69,7 +69,7 @@ let
     kguiaddons = callPackage ./kguiaddons.nix {};
     khtml = callPackage ./khtml.nix {};
     ki18n = callPackage ./ki18n.nix {};
-    kiconthemes = callPackage ./kiconthemes {};
+    kiconthemes = callPackage ./kiconthemes.nix {};
     kidletime = callPackage ./kidletime.nix {};
     kimageformats = callPackage ./kimageformats.nix {};
     kinit = callPackage ./kinit {};

pkgs/development/libraries/kde-frameworks-5.15/kiconthemes.nix

@@ -4,7 +4,6 @@
 
 kdeFramework {
   name = "kiconthemes";
-  patches = [ ./0001-default-icon-theme.patch ];
   nativeBuildInputs = [ extra-cmake-modules ];
   buildInputs = [ kconfigwidgets kitemviews qtsvg ];
   propagatedBuildInputs = [ ki18n ];

pkgs/development/libraries/kde-frameworks-5.15/kiconthemes/0001-default-icon-theme.patch

@@ -1,25 +0,0 @@
-From 61dd07a27b229d33ceb386e9f909773d5885999c Mon Sep 17 00:00:00 2001
-From: Thomas Tuegel <ttuegel@gmail.com>
-Date: Tue, 27 Oct 2015 17:14:36 -0500
-Subject: [PATCH] default icon theme
-
----
- src/kicontheme.cpp | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/src/kicontheme.cpp b/src/kicontheme.cpp
-index d0ab4b9..dce7773 100644
---- a/src/kicontheme.cpp
-+++ b/src/kicontheme.cpp
-@@ -542,7 +542,7 @@ void KIconTheme::reconfigure()
- // static
- QString KIconTheme::defaultThemeName()
- {
--    return QLatin1String("oxygen");
-+    return QLatin1String("breeze");
- }
- 
- void KIconTheme::assignIconsToContextMenu(ContextMenus type,
--- 
-2.6.2
-