moved filelight to extra pkgs of plasma

configuration.nix

@@ -58,16 +58,8 @@ in
   # List packages installed in system profile. To search, run:
   # $ nix search wget
   environment.systemPackages = (with pkgs; [
-    distrobox
-
-    go
-
-    nodejs
-
-    sass
 
     devbox
-    filelight
     ffmpeg-full
     openssl
     imagemagick

core/plasma5.nix

@@ -23,4 +23,8 @@ in
 
     programs.dconf.enable = settings.plasma5.dconf;
     programs.xwayland.enable = settings.plasma5.xwayland;
+
+    environment.systemPackages = (with pkgs; [
+        filelight
+    ])
 }