Enable Evolution module and bind shortcut

Add core/evolution.nix with a toggleable option and import it in the
core
defaults. Enable the option on desktop, laptop, and default hosts.
Remove
the duplicated evolution‑data‑server enable flag from services.nix. Add
a
Hyprland keybinding (Super Shift E) to launch Evolution.

modules/core/packages/programs.nix

@@ -19,6 +19,5 @@ _: {
       #   biome
       # ];
     };
-    evolution.enable = true;
   };
 }