Revert "add lagrange gemini client"

Gemini is neat, but not likely something I'll be using regularly

This reverts commit ff8a8de99d.

home/features/desktop/default.nix

@@ -7,9 +7,8 @@
 
   home.packages = with pkgs; [
     gimp-with-plugins
-    lagrange
     obsidian
     qFlipper
     remmina
   ];
-}
+}