Allow guest OS validation to be handled by GCE APIs (#10856) (#18331)

[upstream:c227f3fe6b2fc8c9bdae8b105f86fa82ef13399e]

Signed-off-by: Modular Magician <magic-modules@google.com>

google/services/compute/resource_compute_disk.go

@@ -33,7 +33,6 @@ import (
 
 	"github.com/hashicorp/terraform-provider-google/google/tpgresource"
 	transport_tpg "github.com/hashicorp/terraform-provider-google/google/transport"
-	"github.com/hashicorp/terraform-provider-google/google/verify"
 )
 
 // diffsupress for hyperdisk provisioned_iops
@@ -755,11 +754,10 @@ func computeDiskGuestOsFeaturesSchema() *schema.Resource {
 	return &schema.Resource{
 		Schema: map[string]*schema.Schema{
 			"type": {
-				Type:         schema.TypeString,
-				Required:     true,
-				ForceNew:     true,
-				ValidateFunc: verify.ValidateEnum([]string{"MULTI_IP_SUBNET", "SECURE_BOOT", "SEV_CAPABLE", "UEFI_COMPATIBLE", "VIRTIO_SCSI_MULTIQUEUE", "WINDOWS", "GVNIC", "SEV_LIVE_MIGRATABLE", "SEV_SNP_CAPABLE", "SUSPEND_RESUME_COMPATIBLE", "TDX_CAPABLE", "SEV_LIVE_MIGRATABLE_V2"}),
-				Description:  `The type of supported feature. Read [Enabling guest operating system features](https://cloud.google.com/compute/docs/images/create-delete-deprecate-private-images#guest-os-features) to see a list of available options. Possible values: ["MULTI_IP_SUBNET", "SECURE_BOOT", "SEV_CAPABLE", "UEFI_COMPATIBLE", "VIRTIO_SCSI_MULTIQUEUE", "WINDOWS", "GVNIC", "SEV_LIVE_MIGRATABLE", "SEV_SNP_CAPABLE", "SUSPEND_RESUME_COMPATIBLE", "TDX_CAPABLE", "SEV_LIVE_MIGRATABLE_V2"]`,
+				Type:        schema.TypeString,
+				Required:    true,
+				ForceNew:    true,
+				Description: `The type of supported feature. Read [Enabling guest operating system features](https://cloud.google.com/compute/docs/images/create-delete-deprecate-private-images#guest-os-features) to see a list of available options.`,
 			},
 		},
 	}

website/docs/r/compute_disk.html.markdown

@@ -326,7 +326,6 @@ The following arguments are supported:
 * `type` -
   (Required)
   The type of supported feature. Read [Enabling guest operating system features](https://cloud.google.com/compute/docs/images/create-delete-deprecate-private-images#guest-os-features) to see a list of available options.
-  Possible values are: `MULTI_IP_SUBNET`, `SECURE_BOOT`, `SEV_CAPABLE`, `UEFI_COMPATIBLE`, `VIRTIO_SCSI_MULTIQUEUE`, `WINDOWS`, `GVNIC`, `SEV_LIVE_MIGRATABLE`, `SEV_SNP_CAPABLE`, `SUSPEND_RESUME_COMPATIBLE`, `TDX_CAPABLE`, `SEV_LIVE_MIGRATABLE_V2`.
 
 <a name="nested_source_image_encryption_key"></a>The `source_image_encryption_key` block supports: