manuskript: remove steveej as a maintainer

no longer a user of this so cannot verify quickly whether it functions
fully and properly.

pkgs/applications/editors/manuskript/default.nix

@@ -56,7 +56,7 @@ python3Packages.buildPythonApplication rec {
     characters live in.
     '';
     license = lib.licenses.gpl3;
-    maintainers = [ lib.maintainers.steveej ];
+    maintainers = [ ];
     platforms = lib.platforms.unix;
   };
 }