Revert "Subnetnetwork: replaced ipv6CidrRange with internalIpV6Prefix" (#8479) (#5974)

Signed-off-by: Modular Magician <[email protected]>

Author: modular-magician

.changelog/8479.txt

@@ -0,0 +1,2 @@
+```release-note: none
+```

google-beta/services/compute/resource_compute_subnetwork.go

@@ -292,7 +292,7 @@ If not specified IPV4_ONLY will be used. Possible values: ["IPV4_ONLY", "IPV4_IP
 				Description: `The gateway address for default routes to reach destination addresses
 outside this subnetwork.`,
 			},
-			"internal_ipv6_prefix": {
+			"ipv6_cidr_range": {
 				Type:        schema.TypeString,
 				Computed:    true,
 				Description: `The range of internal IPv6 addresses that are owned by this subnetwork.`,
@@ -586,7 +586,7 @@ func resourceComputeSubnetworkRead(d *schema.ResourceData, meta interface{}) err
 	if err := d.Set("ipv6_access_type", flattenComputeSubnetworkIpv6AccessType(res["ipv6AccessType"], d, config)); err != nil {
 		return fmt.Errorf("Error reading Subnetwork: %s", err)
 	}
-	if err := d.Set("internal_ipv6_prefix", flattenComputeSubnetworkInternalIpv6Prefix(res["internalIpv6Prefix"], d, config)); err != nil {
+	if err := d.Set("ipv6_cidr_range", flattenComputeSubnetworkIpv6CidrRange(res["ipv6CidrRange"], d, config)); err != nil {
 		return fmt.Errorf("Error reading Subnetwork: %s", err)
 	}
 	if err := d.Set("external_ipv6_prefix", flattenComputeSubnetworkExternalIpv6Prefix(res["externalIpv6Prefix"], d, config)); err != nil {
@@ -1170,7 +1170,7 @@ func flattenComputeSubnetworkIpv6AccessType(v interface{}, d *schema.ResourceDat
 	return v
 }
 
-func flattenComputeSubnetworkInternalIpv6Prefix(v interface{}, d *schema.ResourceData, config *transport_tpg.Config) interface{} {
+func flattenComputeSubnetworkIpv6CidrRange(v interface{}, d *schema.ResourceData, config *transport_tpg.Config) interface{} {
 	return v
 }
 

website/docs/r/compute_subnetwork.html.markdown

@@ -356,7 +356,7 @@ In addition to the arguments listed above, the following computed attributes are
   The gateway address for default routes to reach destination addresses
   outside this subnetwork.
 
-* `internal_ipv6_prefix` -
+* `ipv6_cidr_range` -
   The range of internal IPv6 addresses that are owned by this subnetwork.
 
 * `external_ipv6_prefix` -