grafana, matemat, spaceapi: enable autoUpdate

hosts/containers/grafana/default.nix

@@ -4,6 +4,7 @@ let
   restartServices = [ "grafana" "influxdb" ];
 in {
   c3d2.isInHq = false;
+  c3d2.autoUpdate = true;
 
   services.openssh.enable = true;
   # noXlibs breaks cairo:

hosts/containers/matemat/default.nix

@@ -11,6 +11,8 @@
   networking.defaultGateway = "172.20.73.1";
   networking.firewall.allowedTCPPorts = [ 80 443 ];
 
+  c3d2.autoUpdate = true;
+
   services.yammat.enable = true;
 
   services.nginx = {

hosts/containers/spaceapi/default.nix

@@ -8,6 +8,8 @@
   networking.defaultGateway = "172.20.73.1";
   networking.firewall.enable = false;
 
+  c3d2.autoUpdate = true;
+
   services.spaceapi = { enable = true; };
 
   # This value determines the NixOS release with which your system is to be