fix: Change security group tags merge precedence in vpc-endpoints module

Author: chris3ware

examples/complete/main.tf

@@ -102,6 +102,10 @@ module "vpc_endpoints" {
     }
   }
 
+  security_group_tags = {
+    Name = "example-name-override"
+  }
+
   endpoints = {
     s3 = {
       service             = "s3"

modules/vpc-endpoints/main.tf

@@ -83,8 +83,8 @@ resource "aws_security_group" "this" {
 
   tags = merge(
     var.tags,
-    var.security_group_tags,
     { "Name" = try(coalesce(var.security_group_name, var.security_group_name_prefix), "") },
+    var.security_group_tags
   )
 
   lifecycle {