fix: use a range of versions to limit the required versions

Author: mukta-puri

versions.tf

@@ -1,7 +1,7 @@
 terraform {
-  required_version = ">= 0.12.0"
+  required_version = ">= 0.12, < 0.14"
 
   required_providers {
-    datadog = "~> 2.10"
+    datadog = ">= 2.10, < 3"
   }
 }