Fix MDADM from notifying me every 2 seconds

nixos/hardware/machines/server.nix

@@ -1,4 +1,4 @@
-{ config, lib, pkgs, modulesPath, ... }:
+{ config, outputs, lib, pkgs, modulesPath, ... }:
 
 {
   imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
@@ -22,6 +22,9 @@
         "kvm-intel"
       ];
     };
+    swraid.mdadmConf = ''
+      MAILADDR jimbo@${outputs.secrets.jimDomain}
+    '';
   };
 
   # Mounting options