versions: Update cloud-hypervisor to release v0.11.0

The release v0.11.0 of cloud-hypervisor features the following changes:
1) Improved Linux Boot Time, 2) `SIGTERM/SIGINT` Interrupt Signal,
Handling 3) Default Log Level Changed, 4) `io_uring` support by default
for `virtio-block` (on host kernel version 5.8+), 5) Windows Guest
Support, 6) New `--balloon` Parameter Added, 7) Experimental
`virtio-watchdog` Support, 8) Bug fixes.

Fixes: #3044

Signed-off-by: Bo Chen <[email protected]>
(cherry picked from commit bc1d883)

versions.yaml

@@ -75,7 +75,7 @@ assets:
       url: "https://github.com/cloud-hypervisor/cloud-hypervisor"
       uscan-url: >-
         https://github.com/cloud-hypervisor/cloud-hypervisor/tags.*/v?(\d\S+)\.tar\.gz
-      version: "6d30fe05e4febd930d91bb36294f0219faf2254c"
+      version: "v0.11.0"
 
     firecracker:
       description: "Firecracker micro-VMM"

virtcontainers/pkg/cloud-hypervisor/client/README.md

@@ -58,6 +58,7 @@ Class | Method | HTTP request | Description
 
 ## Documentation For Models
 
+ - [BalloonConfig](docs/BalloonConfig.md)
  - [CmdLineConfig](docs/CmdLineConfig.md)
  - [ConsoleConfig](docs/ConsoleConfig.md)
  - [CpuTopology](docs/CpuTopology.md)