skypeexport: cleanup

pkgs/by-name/sk/skypeexport/package.nix

@@ -14,7 +14,7 @@ stdenv.mkDerivation (finalAttrs: {
   src = fetchFromGitHub {
     owner = "Temptin";
     repo = "SkypeExport";
-    rev = "v${finalAttrs.version}";
+    tag = "v${finalAttrs.version}";
     hash = "sha256-Uy3bmylDm/3T7T48zBkuk3lbnWW6Ps4Huqz8NjSAk8Y=";
   };
 
@@ -32,12 +32,12 @@ stdenv.mkDerivation (finalAttrs: {
   preConfigure = "cd src/SkypeExport/_gccbuild/linux";
   installPhase = "install -Dt $out/bin SkypeExport";
 
-  meta = with lib; {
+  meta = {
     description = "Export Skype history to HTML";
     mainProgram = "SkypeExport";
     homepage = "https://github.com/Temptin/SkypeExport";
-    license = licenses.gpl2;
-    platforms = platforms.unix;
+    license = lib.licenses.gpl2Only;
+    platforms = lib.platforms.unix;
     maintainers = [ ];
   };
 })