fix(vpcgw-network): check cleanup_dhcp

Author: Monitob

scaleway/resource_vpc_gateway_network.go

@@ -183,10 +183,16 @@ func resourceScalewayVPCGatewayNetworkRead(ctx context.Context, d *schema.Resour
 		_ = d.Set("enable_dhcp", enableDHCP)
 	}
 
+	var cleanUpDHCPValue bool
+	cleanUpDHCP, cleanUpDHCPExist := d.GetOk("cleanup_dhcp")
+	if cleanUpDHCPExist {
+		cleanUpDHCPValue = *expandBoolPtr(cleanUpDHCP)
+	}
+
 	_ = d.Set("gateway_id", newZonedID(zone, gatewayNetwork.GatewayID).String())
 	_ = d.Set("private_network_id", newZonedID(zone, gatewayNetwork.PrivateNetworkID).String())
 	_ = d.Set("enable_masquerade", gatewayNetwork.EnableMasquerade)
-	_ = d.Set("cleanup_dhcp", *expandBoolPtr(d.Get("cleanup_dhcp")))
+	_ = d.Set("cleanup_dhcp", cleanUpDHCPValue)
 	_ = d.Set("created_at", gatewayNetwork.CreatedAt.Format(time.RFC3339))
 	_ = d.Set("updated_at", gatewayNetwork.UpdatedAt.Format(time.RFC3339))
 	_ = d.Set("zone", zone.String())