Add service group fro certificate checks

global-templates/servicegroups.conf

@@ -16,3 +16,9 @@ object ServiceGroup "procs" {
 
   assign where service.check_command == "procs"
 }
+
+object ServiceGroup "ceritficates" {
+  display_name = "X.509 Certificate Checks"
+
+  assign where service.check_command in [ "ssl_cert", "custom_ca_cert" ]
+}