Add chainCNI support for the spiderMultusConfig

[cyclinder]

What would you like to be added?

Add chainCNI support for the spiderMultusConfig.

apiVersion: spiderpool.spidernet.io/v2beta1
kind: SpiderMultusConfig
metadata:
  name: macvlan-conf
  namespace: kube-system
spec:
  cniType: macvlan
  macvlan:
    master:
    - ens192
  chainCNIJsonData:
  - |
    {
        "type": "tuning",
        "sysctl": {
          "net.core.somaxconn": "4096"
        }
    }

Why is this needed?

we can configure the kernel parameter for the pod by using this.

How to implement it (if possible)?

No response

Additional context

No response