Update the banner

services/openssh.nix

@@ -8,6 +8,8 @@
       PasswordAuthentication = true; # Set this to false when keys are configured
     };
     banner = ''
+    --
+
     You are accessing a U.S. Government (USG) Information 
     System (IS) that is provided for USG-authorized use only.
 
@@ -39,6 +41,8 @@
       psychotherapists, or clergy, and their assistants. Such communications 
       and work product are private and confidential. See User Agreement for 
       details. 
+
+      --
     '';
   };