Update versions.tf

Update aws provider version to v5 and terraform required version to 1.6.2

Author: sabarish244

modules/acm-certificate/versions.tf

@@ -1,11 +1,11 @@
 terraform {
-  required_version = ">= 0.14.0"
+  required_version = ">= 1.6.2"
 
   required_providers {
     aws = {
       configuration_aliases = [aws.certificate, aws.route53]
       source                = "hashicorp/aws"
-      version               = "~> 4.0"
+      version               = "~> 5.0"
     }
   }
 }