xtermcontrol: 3.7 -> 3.8

pkgs/applications/terminal-emulators/xtermcontrol/default.nix

···
 { lib, stdenv, fetchurl }:
 
 stdenv.mkDerivation rec {
-  version = "3.7";
+  version = "3.8";
   pname = "xtermcontrol";
 
   src = fetchurl {
     url = "https://thrysoee.dk/xtermcontrol/xtermcontrol-${version}.tar.gz";
-    sha256 = "04m12ddaps5sdbqvkwkp6lh81i8vh5ya5gzcxkrkilsga3m6qff2";
+    sha256 = "sha256-Vh6GNiDkjNhaD9U/3fG2LpMLN39L3jRUgG/FQeG1z40=";
   };
 
   meta = {