Fix/security groups update (#244)

* fix: sort function crashing when create_security_group=false

* run build-harness

* make init && make readme run

* goruhas changes recommited

---------

Co-authored-by: Dawid Rogowicz <rogowiczdawid@gmail.com>

main.tf

@@ -644,7 +644,7 @@ resource "aws_elastic_beanstalk_environment" "default" {
   setting {
     namespace = "aws:autoscaling:launchconfiguration"
     name      = "SecurityGroups"
-    value     = join(",", compact(sort(concat([module.aws_security_group.id], var.associated_security_group_ids))))
+    value     = join(",", sort(compact(concat([module.aws_security_group.id], var.associated_security_group_ids))))
     resource  = ""
   }