Prepare provider for public Terraform Registry publishing

examples/read_only/providers.tf

@@ -3,13 +3,14 @@ terraform {
 
   required_providers {
     dynu = {
-      source = "dynu/dynu"
+      source  = "beatz174-bit/dynu"
+      version = "~> 0.1.0"
     }
   }
 }
 
 # Local development note:
-# This source address stays "dynu/dynu" while using ~/.terraformrc dev_overrides.
+# This source address stays "beatz174-bit/dynu" while using ~/.terraformrc dev_overrides.
 # Terraform will load your local terraform-provider-dynu binary instead of the public registry.
 provider "dynu" {
   # Set var.dynu_api_key in terraform.tfvars.