maintainers: add keyruu

Author: Keyruu

maintainers/maintainer-list.nix

@@ -12903,6 +12903,13 @@
     githubId = 8211181;
     name = "Kevin Kandlbinder";
   };
+  keyruu = {
+    name = "Lucas";
+    email = "[email protected]";
+    matrix = "@keyruu:matrix.org";
+    github = "Keyruu";
+    githubId = 53177682;
+  };
   keysmashes = {
     email = "[email protected]";
     github = "keysmashes";