doxygen: 1.10.0 -> 1.12.0

https://github.com/doxygen/doxygen/releases/tag/Release_1_12_0
https://github.com/doxygen/doxygen/compare/Release_1_10_0...Release_1_12_0

pkgs/development/tools/documentation/doxygen/default.nix

@@ -15,23 +15,15 @@
 
 stdenv.mkDerivation rec {
   pname = "doxygen";
-  version = "1.10.0";
+  version = "1.12.0";
 
   src = fetchFromGitHub {
     owner = "doxygen";
     repo = "doxygen";
     rev = "Release_${lib.replaceStrings [ "." ] [ "_" ] version}";
-    sha256 = "sha256-FPI5ICdn9Tne/g9SP6jAQS813AAyoDNooDR/Hyvq6R4=";
+    hash = "sha256-4zSaM49TjOaZvrUChM4dNJLondCsQPSArOXZnTHS4yI=";
   };
 
-  patches = [
-    (fetchpatch {
-      name = "sys-spdlog-fix.patch";
-      url = "https://github.com/doxygen/doxygen/commit/0df6da616f01057d28b11c8bee28443c102dd424.patch";
-      hash = "sha256-7efkCQFYGslwqhIuPsLYTEiA1rq+mO0DuyQBMt0O+m0=";
-    })
-  ];
-
   nativeBuildInputs = [
     cmake
     python3
@@ -49,9 +41,6 @@ stdenv.mkDerivation rec {
     "-Duse_sys_sqlite3=ON"
   ] ++ lib.optional (qt5 != null) "-Dbuild_wizard=YES";
 
-  env.NIX_CFLAGS_COMPILE =
-    lib.optionalString stdenv.hostPlatform.isDarwin "-mmacosx-version-min=10.9";
-
   # put examples in an output so people/tools can test against them
   outputs = [ "out" "examples" ];
   postInstall = ''