add import documentation for zone

[yomovh]

Description

Add documentation on how to import domain_zone resource
Fixes #481

Type of change

• [X ] Documentation update

How Has This Been Tested?

Test Configuration:

• Terraform version: terraform version: Terraform v1.6.2
• Existing HCL configuration you used:

data "ovh_me" "myaccount" {}

data "ovh_order_cart" "mycart" {
  ovh_subsidiary = data.ovh_me.myaccount.ovh_subsidiary
}

data "ovh_order_cart_product_plan" "zone" {
  cart_id        = data.ovh_order_cart.mycart.id
  price_capacity = "renew"
  product        = "dns"
  plan_code      = "zone"
}

resource "ovh_domain_zone" "main" {
  ovh_subsidiary = data.ovh_order_cart.mycart.ovh_subsidiary

  plan {
    duration     = data.ovh_order_cart_product_plan.zone.selected_price.0.duration
    plan_code    = data.ovh_order_cart_product_plan.zone.plan_code
    pricing_mode = data.ovh_order_cart_product_plan.zone.selected_price.0.pricing_mode
  }
}

• terraform import ovh_domain_zone.main XXXXXX

Checklist:

N/A

[ovh-cds]

CDS Report terraform-provider-ovh-testacc#2122.0 ✘
*

• checks ✘

[ovh-cds]

CDS Report terraform-provider-ovh-testacc#2123.0 ✘
*

• checks ✘