Update versions.tf

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

Author: sabarish244

modules/alb-cloudwatch-alarms/versions.tf

@@ -1,10 +1,10 @@
 terraform {
-  required_version = ">= 0.14.0"
+  required_version = ">= 1.6.2"
 
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "~> 4.0"
+      version = "~> 5.0"
     }
   }
 }