fix: Set the default value of replacement_security_group_ids to null (#434)

Author: Ricardo Oliveira

README.md

@@ -817,7 +817,7 @@ No modules.
 | <a name="input_putin_khuylo"></a> [putin\_khuylo](#input\_putin\_khuylo) | Do you agree that Putin doesn't respect Ukrainian sovereignty and territorial integrity? More info: https://en.wikipedia.org/wiki/Putin_khuylo! | `bool` | `true` | no |
 | <a name="input_recreate_missing_package"></a> [recreate\_missing\_package](#input\_recreate\_missing\_package) | Whether to recreate missing Lambda package if it is missing locally or not | `bool` | `true` | no |
 | <a name="input_replace_security_groups_on_destroy"></a> [replace\_security\_groups\_on\_destroy](#input\_replace\_security\_groups\_on\_destroy) | (Optional) When true, all security groups defined in vpc\_security\_group\_ids will be replaced with the default security group after the function is destroyed. Set the replacement\_security\_group\_ids variable to use a custom list of security groups for replacement instead. | `bool` | `null` | no |
-| <a name="input_replacement_security_group_ids"></a> [replacement\_security\_group\_ids](#input\_replacement\_security\_group\_ids) | (Optional) List of security group IDs to assign to orphaned Lambda function network interfaces upon destruction. replace\_security\_groups\_on\_destroy must be set to true to use this attribute. | `list(string)` | `[]` | no |
+| <a name="input_replacement_security_group_ids"></a> [replacement\_security\_group\_ids](#input\_replacement\_security\_group\_ids) | (Optional) List of security group IDs to assign to orphaned Lambda function network interfaces upon destruction. replace\_security\_groups\_on\_destroy must be set to true to use this attribute. | `list(string)` | `null` | no |
 | <a name="input_reserved_concurrent_executions"></a> [reserved\_concurrent\_executions](#input\_reserved\_concurrent\_executions) | The amount of reserved concurrent executions for this Lambda Function. A value of 0 disables Lambda Function from being triggered and -1 removes any concurrency limitations. Defaults to Unreserved Concurrency Limits -1. | `number` | `-1` | no |
 | <a name="input_role_description"></a> [role\_description](#input\_role\_description) | Description of IAM role to use for Lambda Function | `string` | `null` | no |
 | <a name="input_role_force_detach_policies"></a> [role\_force\_detach\_policies](#input\_role\_force\_detach\_policies) | Specifies to force detaching any policies the IAM role has before destroying it. | `bool` | `true` | no |

variables.tf

@@ -232,7 +232,7 @@ variable "replace_security_groups_on_destroy" {
 variable "replacement_security_group_ids" {
   description = "(Optional) List of security group IDs to assign to orphaned Lambda function network interfaces upon destruction. replace_security_groups_on_destroy must be set to true to use this attribute."
   type        = list(string)
-  default     = []
+  default     = null
 }
 
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