Re-enable packages after NixOS 25.11 upgrade

Re-enable dolphin-emu-primehack now that binary build is fixed in 25.11.
Re-enable fluffychat as security issues have been resolved in nixpkgs 25.11.

Both packages verified to build and function correctly.

home/roles/communication/default.nix

@@ -14,7 +14,8 @@ in
     home.packages = [
       # Communication apps
       pkgs.element-desktop
-      #pkgs.fluffychat #marked insecure as of nixos 25.05
+      # Re-enabled in 25.11 after security issues were resolved
+      pkgs.fluffychat
       pkgs.nextcloud-talk-desktop
       
       # For logging back into google chat