Update drop path.

nodes/hosts/common/programs/drop.nix

@@ -1,7 +1,7 @@
 { pkgs, lib, inputs, ... }:
 
 let 
-  dropApp = import ../../../appimages/drop.nix { inherit pkgs; };
+  dropApp = import ../../../../appimages/drop.nix { inherit pkgs; };
 in
 {
   # ...