Small tweaks on the guidelines and the scripts for testing the azure backend (#3603)

Signed-off-by: Andrei Ciobanu <andrei.ciobanu@opentofu.org>

internal/backend/remote-state/azure/README.md

@@ -86,7 +86,7 @@ $ GOOS=linux GOARCH=amd64 go test -c .
 This will generate an `azure.test` file. Send this to your VM:
 
 ```bash
-$ scp azure.test azureadmin@xxx.xxx.xxx.xxx:
+$ scp azure.test azureadmin@xxx.xxx.xxx.xxx:/home/azureadmin
 ```
 
 Now, SSH into your VM:

internal/backend/remote-state/azure/meta-test/aks/main.tf

@@ -66,7 +66,7 @@ resource "azurerm_kubernetes_cluster" "main" {
 
   default_node_pool {
     name       = "agentpool"
-    vm_size    = "Standard_D2_v2"
+    vm_size    = "standard_d8_v3" // if it doesn't work, try "Standard_D2_v2". This is dependent on the availability in the Azure account.
     node_count = 1
     upgrade_settings {
       max_surge = "10%"

internal/backend/remote-state/azure/meta-test/main.tf

@@ -15,7 +15,7 @@ resource "azuread_service_principal" "tf_principal" {
 # Role assignment, so that this can do anything in our tests.
 resource "azurerm_role_assignment" "account_admin" {
   scope                = "/subscriptions/${data.azurerm_client_config.current.subscription_id}"
-  role_definition_name = "Storage Account Contributor"
+  role_definition_name = "Contributor"
   principal_id         = azuread_service_principal.tf_principal.object_id
 }