feat: supports for creating security groups and rules

Author: nimisha-gj

examples/complete/README.md

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+# Example to create a egress rule for security group
+
+## Example tf.vars
+```
+region = "ap-south-1"
+
+rules = [
+    {
+      from_port        = 0
+      to_port          = 0
+      protocol         = "-1"
+      cidr_blocks      = ["0.0.0.0/0"]
+      ipv6_cidr_blocks = []
+    }
+]
+
+security_group_id = "sg-adsfasdfasdfa"
+```

examples/complete/provider.tf

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+# Example to create a egress rule for security group
+
+## Example tf.vars
+```
+region = "ap-south-1"
+
+rules = [
+    {
+      from_port        = 0
+      to_port          = 0
+      protocol         = "-1"
+      cidr_blocks      = ["0.0.0.0/0"]
+      ipv6_cidr_blocks = []
+    }
+]
+
+security_group_id = "sg-adsfasdfasdfa"
+
+```
+
+<!-- BEGIN_TF_DOCS -->
+# Example to create a egress rule for security group
+
+## Example tf.vars
+```
+region = "ap-south-1"
+
+rules = [
+    {
+      from_port        = 0
+      to_port          = 0
+      protocol         = "-1"
+      cidr_blocks      = ["0.0.0.0/0"]
+      ipv6_cidr_blocks = []
+    }
+]
+
+security_group_id = "sg-adsfasdfasdfa"
+```
+
+## Requirements
+
+| Name | Version |
+|------|---------|
+| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >=  1.8.4 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 5.51.0 |
+
+## Providers
+
+No providers.
+
+## Modules
+
+| Name | Source | Version |
+|------|--------|---------|
+| <a name="module_egress"></a> [egress](#module\_egress) | ../../modules/rule | n/a |
+
+## Resources
+
+No resources.
+
+## Inputs
+
+| Name | Description | Type | Default | Required |
+|------|-------------|------|---------|:--------:|
+| <a name="input_region"></a> [region](#input\_region) | AWS Region where the Rule to be created | `string` | n/a | yes |
+| <a name="input_rules"></a> [rules](#input\_rules) | List of egress rules | <pre>list(object({<br>    from_port                = number<br>    to_port                  = number<br>    protocol                 = string<br>    cidr_blocks              = optional(list(string), [])<br>    ipv6_cidr_blocks         = optional(list(string), [])<br>  }))</pre> | `[]` | no |
+| <a name="input_security_group_id"></a> [security\_group\_id](#input\_security\_group\_id) | ID of the Security Group | `any` | n/a | yes |
+
+## Outputs
+
+No outputs.
+<!-- END_TF_DOCS -->

examples/complete/variables.tf

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+module "egress" {
+  source            = "../../modules/rule"
+  type              = "egress"
+  security_group_id = var.security_group_id
+  rules             = var.rules
+}

examples/complete/versions.tf

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+provider "aws" {
+  region = var.region
+}

examples/egress-rule/.header.md

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+variable "security_group_id" {
+  description = "ID of the Security Group"
+  type        = string
+}
+
+variable "rules" {
+  description = "List of egress rules"
+  type = list(object({
+    from_port        = number
+    to_port          = number
+    protocol         = string
+    cidr_blocks      = optional(list(string), [])
+    ipv6_cidr_blocks = optional(list(string), [])
+  }))
+  default = []
+}
+
+variable "region" {
+  description = "AWS Region where the Rule to be created"
+  type        = string
+}