Let's keep our wifi and bluetooth connection info.

nodes/hosts/nixy/impermanence.nix

@@ -33,6 +33,8 @@
       "/var/spool" # Mail queues, cron jobs
       "/srv" # Web server data, etc.
       "/root"
+      "/etc/NetworkManager/system-connections"
+      "/var/lib/bluetooth"
     ];
     files = [
     ];