update ckafka doc (#847)

Author: hellertang

tencentcloud/resource_tc_ckafka_instance.go

@@ -127,7 +127,7 @@ func resourceTencentCloudCkafkaInstance() *schema.Resource {
 				Optional:    true,
 				Computed:    true,
 				ForceNew:    true,
-				Description: "Whether to open the ip whitelist, `true`: open, `false`: close.",
+				Description: "Instance bandwidth in Mbps.",
 			},
 			"partition": {
 				Type:        schema.TypeInt,

website/docs/r/ckafka_instance.html.markdown

@@ -49,7 +49,7 @@ The following arguments are supported:
 * `subnet_id` - (Required, ForceNew) Subnet id.
 * `vpc_id` - (Required, ForceNew) Vpc id.
 * `zone_id` - (Required, ForceNew) Available zone id.
-* `band_width` - (Optional, ForceNew) Whether to open the ip whitelist, `true`: open, `false`: close.
+* `band_width` - (Optional, ForceNew) Instance bandwidth in Mbps.
 * `config` - (Optional) Instance configuration.
 * `disk_size` - (Optional, ForceNew) Disk Size.
 * `disk_type` - (Optional, ForceNew) Type of disk.