Upgrade calico and set the default veth_mtu to 0

Calvin Yurequested to merge
github/fork/pixiake/lb into master

Created by: pixiake

Signed-off-by: pixiake guofeng@yunify.com

What type of PR is this?

/kind feature

What this PR does / why we need it:

  1. update calico to v3.23.2
  2. Set the default value of veth_mtu to 0. By default, MTU is auto-detected, and explicitly setting this field should not be required.

Which issue(s) this PR fixes:

Fixes https://github.com/kubesphere/kubekey/issues/1364

Special notes for reviewers:

Does this PR introduced a user-facing change?

Additional documentation, usage docs, etc.:

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