roon-server: 2.49.1525 -> 2.50.1528

https://community.roonlabs.com/t/roon-2-50-build-1528-is-live/297986

pkgs/by-name/ro/roon-server/package.nix

···
   stdenv,
 }:
 let
-  version = "2.49.1525";
+  version = "2.50.1528";
   urlVersion = builtins.replaceStrings [ "." ] [ "0" ] version;
 in
 stdenv.mkDerivation {
···
 
   src = fetchurl {
     url = "https://download.roonlabs.com/updates/production/RoonServer_linuxx64_${urlVersion}.tar.bz2";
-    hash = "sha256-DYxybP7luRmR4HL6QYBeWU4ZWqlHEO2EgLeqxmFD87A=";
+    hash = "sha256-8Dxxjj/5JSuXeTxTV2l37ZAmf6BDdhykPSinmgZeEVY=";
   };
 
   dontConfigure = true;