fix: Fix cluster nodes filter by role

Created by: leoendless

Signed-off-by: leoliu leoliu@yunify.com

What type of PR is this?

/kind bug

What this PR does / why we need it:

Fix cluster nodes filtered by role. Using labelSelector=node-role.kubernetes.io/${role} to instead the old way.

Which issue(s) this PR fixes:

Fixes #

Special notes for reviewers:

Additional documentation, usage docs, etc.: