libwacom: 0.19 -> 0.22

pkgs/development/libraries/libwacom/default.nix

···
 
 stdenv.mkDerivation rec {
   name = "libwacom-${version}";
-  version = "0.19";
+  version = "0.22";
 
   src = fetchurl {
     url = "mirror://sourceforge/linuxwacom/libwacom/${name}.tar.bz2";
-    sha256 = "1zsmp2l53fbfy6jykh4c0i127baf503lq2fvd5y1066ihp6qh3b2";
+    sha256 = "1h10awwapj5v8nik220ga0raggv3lgaq0kzwlma2qjmzdhhrrhcp";
   };
 
   nativeBuildInputs = [ pkgconfig ];