bigpemu: 1.18 -> 1.19

pkgs/by-name/bi/bigpemu/package.nix

···
 let
   bigpemu-unwrapped = stdenv.mkDerivation rec {
     pname = "BigPEmu";
-    version = "1.18";
+    version = "1.19";
     src = fetchurl {
       url = "https://www.richwhitehouse.com/jaguar/builds/BigPEmu_Linux64_v${
         builtins.replaceStrings [ "." ] [ "" ] version
       }.tar.gz";
-      hash = "sha256-fYzC1gYi6/6/Ouxd1reRXRGHshLwLFK4N/Md7GiiU9Y=";
+      hash = "sha256-kiZ9yzDRkDLzd5EtjIn32TL27Y2GG8ysG0zTM1JRyTU=";
     };
 
     installPhase = ''