confuse: remove and replace with libconfuse

- confuse is a duplicate of libconfuse
- upstream name is libconfuse so keep this one
- replace confuse with libconfuse in packages depending on it

pkgs/development/libraries/confuse/default.nix

@@ -1,17 +0,0 @@
-{stdenv, fetchurl}:
-
-stdenv.mkDerivation rec {
-  name = "confuse-${version}";
-  version = "3.2.1";
-  src = fetchurl {
-    url = "https://github.com/martinh/libconfuse/releases/download/v${version}/${name}.tar.xz";
-    sha256 = "0pnjmlj9i0alp407qd7c0vq83sz7gpsjrbdgpcn4xvzjp9r35ii3";
-  };
-
-  meta = {
-    homepage = http://www.nongnu.org/confuse/;
-    description = "Configuration file parser library";
-    license = stdenv.lib.licenses.isc;
-    platforms = stdenv.lib.platforms.unix;
-  };
-}

pkgs/development/libraries/libftdi/1.x.nix

@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, cmake, pkgconfig, libusb1, confuse
+{ stdenv, fetchurl, cmake, pkgconfig, libusb1, libconfuse
 , cppSupport ? true, boost ? null
 , pythonSupport ? true, python ? null, swig ? null
 , docSupport ? true, doxygen ? null
@@ -16,8 +16,8 @@ stdenv.mkDerivation rec {
     sha256 = "0x0vncf6i92slgrn0h7ghkskqbglbs534220qa84d0qg114zndpc";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = with stdenv.lib; [ cmake confuse ]
+  nativeBuildInputs = [ cmake pkgconfig ];
+  buildInputs = with stdenv.lib; [ libconfuse ]
     ++ optionals cppSupport [ boost ]
     ++ optionals pythonSupport [ python swig ]
     ++ optionals docSupport [ doxygen ];