Set restartIfChanged on the TGS nix module's service, to ensure it do…

…esn't get restarted and boots players

build/package/nix/tgstation-server.nix

@@ -151,6 +151,7 @@ in
         (lib.mkIf (cfg.environmentFile != null) [ cfg.environmentFile ])
         "/etc/tgstation.server.d/appsettings.Production.yml"
       ];
+      restartIfChanged = false; # So that the TGS service doesn't just get restarted whenever it's updated, and boots players
       wantedBy = [ "multi-user.target" ];
     };
   };