syncplay: 1.5.3 -> 1.5.5 (#43245)

Leave syncplay to install to the correct directory rather than moving
folders around to make it work.

pkgs/applications/networking/syncplay/default.nix

@@ -2,23 +2,18 @@
 
 python2Packages.buildPythonApplication rec {
   name = "syncplay-${version}";
-  version = "1.5.3";
+  version = "1.5.5";
 
   format = "other";
 
   src = fetchurl {
-    url = https://github.com/Syncplay/syncplay/archive/v1.5.3.tar.gz;
-    sha256 = "1yk0aajskhk6czpjshf9a9pzp3rafh5cgdcyyz8pwpk4ca9zyzfv";
+    url = https://github.com/Syncplay/syncplay/archive/v1.5.5.tar.gz;
+    sha256 = "0g12hm84c48fjrmwljl0ii62f55vm6fk2mv8vna7fadabmk6dwhr";
   };
 
   propagatedBuildInputs = with python2Packages; [ pyside twisted ];
 
-  makeFlags = [ "DESTDIR=$(out)" "PREFIX=" ];
-
-  postInstall = ''
-    mkdir -p $out/lib/python2.7/site-packages
-    mv $out/lib/syncplay/syncplay $out/lib/python2.7/site-packages/
-  '';
+  makeFlags = [ "DESTDIR=" "PREFIX=$(out)" ];
 
   meta = with stdenv.lib; {
     homepage = https://syncplay.pl/;