Add InodesUsed and format usedBytes with humansize print in imagefsinfo cmd

[winrouter]

What type of PR is this?

/kind feature

What this PR does / why we need it:

add InodesUsed and format usedBytes with humansize

before

[root@node-1 cri-tools]# crictl  imagefsinfo  -o table
TimeStamp: 1687685800184535286
UsedBytes: &UInt64Value{Value:3016945664,}
Mountpoint: /var/lib/containerd/io.containerd.snapshotter.v1.overlayfs

modified

[root@node-1 cri-tools]# ./crictl  imagefsinfo -o table
TimeStamp: 1687686720185661980
Disk: 3.013GB
Inodes: 38517
Mountpoint: /var/lib/containerd/io.containerd.snapshotter.v1.overlayfs

Which issue(s) this PR fixes:

None

Special notes for your reviewer:

Does this PR introduce a user-facing change?

`crictl  imagefsinfo  -o table` will print InodesUsed and humansize UsedBytes 

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[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: saschagrunert, winrouter

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