maintainers: add addict3d

maintainers/maintainer-list.nix

···
     githubId = 1773511;
     name = "Adrien Devresse";
   };
+  addict3d = {
+    email = "[e-mail]";
+    github = "addict3d";
+    githubId = 49227;
+    name = "Nick Bathum";
+  };
   adisbladis = {
     email = "[e-mail]";
     github = "adisbladis";