versions: Upgrade to cloud-hypervisor v16.0

Highlights from the Cloud Hypervisor release v16.0: 1) Improved live
migration support; 2) Improved `vhost-user` support; 3) ARM64 ACPI and
UEFI support; 4) Bug fixes.

Details can be found: https://github.com/cloud-hypervisor/cloud-hypervisor/releases/tag/v16.0

Note: The client code of cloud-hypervisor's OpenAPI is automatically
generated by `openapi-generator` [1-2]. As the API changes do not
impact usages in Kata, no additional changes in kata's runtime are
needed to work with the current version of cloud-hypervisor.

[1] https://github.com/OpenAPITools/openapi-generator
[2] https://github.com/kata-containers/kata-containers/blob/main/src/runtime/virtcontainers/pkg/cloud-hypervisor/README.md

Fixes: #1992

Signed-off-by: Bo Chen <chen.bo@intel.com>
(cherry picked from commit 85c40001da)

src/runtime/virtcontainers/pkg/cloud-hypervisor/client/docs/NetConfig.md

@@ -13,6 +13,7 @@ Name | Type | Description | Notes
 **QueueSize** | **int32** |  | [optional] [default to 256]
 **VhostUser** | **bool** |  | [optional] [default to false]
 **VhostSocket** | **string** |  | [optional] 
+**VhostMode** | **string** |  | [optional] [default to client]
 **Id** | **string** |  | [optional] 
 **Fd** | **[]int32** |  | [optional] 
 **RateLimiterConfig** | [**RateLimiterConfig**](RateLimiterConfig.md) |  | [optional]