Removed rittelle from the maintainer list

maintainers/maintainer-list.nix

···
       }
     ];
   };
-  rittelle = {
-    email = "[e-mail]";
-    github = "rittelle";
-    githubId = 33598633;
-    name = "Lennart Rittel";
-  };
   rixed = {
     email = "[e-mail]";
     github = "rixed";

pkgs/applications/kde/kalarm.nix

···
     homepage = "https://apps.kde.org/kalarm/";
     description = "Personal alarm scheduler";
     license = with lib.licenses; [ gpl2 ];
-    maintainers = [ lib.maintainers.rittelle ];
+    maintainers = [ ];
   };
   nativeBuildInputs = [ extra-cmake-modules kdoctools ];
   buildInputs = [

pkgs/applications/kde/kdebugsettings.nix

···
     homepage = "https://apps.kde.org/kdebugsettings/";
     description = "KDE debug settings";
     license = with lib.licenses; [ gpl2 ];
-    maintainers = [ lib.maintainers.rittelle ];
+    maintainers = [ ];
     broken = lib.versionOlder qtbase.version "5.13";
   };
   nativeBuildInputs = [ extra-cmake-modules kdoctools ];

pkgs/applications/science/electronics/eagle/eagle.nix

···
       homepage = "https://www.autodesk.com/products/eagle/overview";
       license = licenses.unfree;
       platforms = [ "x86_64-linux" ];
-      maintainers = [ maintainers.rittelle ];
+      maintainers = [ ];
     };
   }