maintainers: add mattcurrie (#500678)

maintainers/maintainer-list.nix

@@ -16742,6 +16742,12 @@
     githubId = 952712;
     name = "Matt Christ";
   };
+  mattcurrie = {
+    email = "me+nixpkgs@mattcurrie.com";
+    github = "mattcurrie";
+    githubId = 455505;
+    name = "Matt Currie";
+  };
   mattdef = {
     email = "mattdef@gmail.com";
     github = "mattdef";

pkgs/by-name/rg/rgbds/package.nix

@@ -44,6 +44,7 @@ stdenv.mkDerivation (finalAttrs: {
     '';
     maintainers = with lib.maintainers; [
       NieDzejkob
+      mattcurrie
     ];
     platforms = lib.platforms.all;
   };