vendor: Re-vendor virtcontainers

[GabyCT]

Bring the CPU constraints changes.

12f35ce qemu: enable CPU hotplug 925a70c pod: hot add/remove vCPUs before starting containers 4a84438 qemu: Add support for CPU hot add/remove c17c48d vendor: Constraint containerd vendoring c9996f3 filesystem: set correct access mode for pod dir tree 4f9cb18 kata_agent: Add nouuid option for xfs filesystem 085848b kata_agent: Provide hotplugged device the right rootfs path 9ef18a6 kata_agent: Update host and guest paths for Kata 2c88b8e kata_agent: Wait for rootfs if it is a hotplugged device 15a4d17 kata_agent: Support block device passthrough fd5b27f vendor: Update Kata agent protocol 0519e89 check: lint: ineffassign in qemu.go ae661c5 network: Fix lint errors 5c73774 shim: Start shims inside PID namespace 6d7f6e5 shim: Add ability to enter any set of namespaces f318b77 shim: Add the ability to spawn the shim in new namespaces fefb087 pkg: nsenter: Introduce a generic nsenter package 43c05c2 utils: setup: Add some more prereq checks to the setup script. 1a25bad docs: developers: Add some developer docs

Fixes #219

Signed-off-by: Gabriela Cervantes gabriela.cervantes.tellez@intel.com

[sboeuf]

LGTM

[sboeuf]

Thanks for the PR @GabyCT ! @amshinde please take a look and merge if you're okay with it.

[devimc]

lgtm

[jodh-intel]

lgtm

Just a reminder - if you indent the list of commits by a couple of spaces, they get rendered in a fixed-width font which is much easier to read (atleast for me ;)