chore(deps): restrict aws provider version to < 6.0.0 (#26)

Author: Benbentwo

src/versions.tf

@@ -4,7 +4,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 4.0"
+      version = ">= 4.0, < 6.0.0"
     }
     random = {
       source  = "hashicorp/random"