urh: 2.2.3 -> 2.2.4

Semi-automatic update generated by
https://github.com/ryantm/nixpkgs-update tools. This update was made
based on information from
urh

pkgs/applications/misc/urh/default.nix

···
 
 python3Packages.buildPythonApplication rec {
   name = "urh-${version}";
-  version = "2.2.3";
+  version = "2.2.4";
 
   src = fetchFromGitHub {
     owner = "jopohl";
     repo = "urh";
     rev = "v${version}";
-    sha256 = "1iq84590cjpf2rlxb60fy4hxi7vir27bbb10axbwrqwnp5cc4bql";
+    sha256 = "1afmja4cffyw0ipx7zm93wvjmz0v5ccl7vcw2r18kdzrs1mr99zl";
   };
 
   buildInputs = [ hackrf rtl-sdr ];