modify labels kubectl to kubelet

[lysign]

Describe the Bug
modify labels kubectl to kubelet

Versions Used
Kubernetes:
Kubeclipper:

Environment
How many nodes and their hardware configuration:

For example: CentOS 7.5 / 3 masters: 8cpu/8g; 3 nodes: 8cpu/16g
(and other info are welcomed to help us debugging)

How To Reproduce