Add self as maintainer.

maintainers/maintainer-list.nix

@@ -6024,6 +6024,12 @@
     githubId = 4611077;
     name = "Raymond Gauthier";
   };
+  jrpotter = {
+    email = "jrpotter2112@gmail.com";
+    github = "jrpotter";
+    githubId = 3267697;
+    name = "Joshua Potter";
+  };
   jschievink = {
     email = "jonasschievink@gmail.com";
     matrix = "@jschievink:matrix.org";

pkgs/applications/misc/gremlin-server/default.nix

@@ -27,7 +27,7 @@ stdenv.mkDerivation rec {
     homepage = "https://tinkerpop.apache.org/";
     description = "Server of the Apache TinkerPop graph computing framework";
     license = licenses.asl20;
-    maintainers = [ maintainers.lewo ];
+    maintainers = [ maintainers.jrpotter ];
     platforms = platforms.all;
   };
 }