update store leader count hideZero is false

[glkappe]

What problem does this PR solve?

Issue Number: Close #xxx

What is changed and how does it work?

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No code

Code changes

• Has configuration change
• Has HTTP API interfaces changed (Don't forget to add the declarative for the new API)
• Has persistent data change

Side effects

• Possible performance regression
• Increased code complexity
• Breaking backward compatibility

Related changes

• PR to update pingcap/docs/pingcap/docs-cn:
• PR to update pingcap/tiup:
• Need to cherry-pick to the release branch

Release note

When upgrading the cluster, the node leader count cannot be accurately seen

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[nolouch]

Hi @glkappe , thanks for your contribution.
you need to pass the DCO test, plz see the https://github.com/tikv/pd/pull/5263/checks?check_run_id=7178330709. may you can try:

git rebase HEAD~1 --signoff

[rleungx]

It only modifies the region count, maybe the leader count also need to be changed.

[lhy1024]

yes, cc @glkappe

[glkappe]

ok，我们默认的模板可以修改下吗？

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