maintainers: add dlugoschvincent

maintainers/maintainer-list.nix

···
     githubId = 283316;
     name = "Dane Lipscombe";
   };
+  dlugoschvincent = {
+    email = "[e-mail]";
+    github = "dlugoschvincent";
+    githubId = 48405050;
+    name = "Vincent Dlugosch";
+  };
   dlurak = {
     github = "dlurak";
     githubId = 84224239;