metrics: add extra filters to filter out redundant data.

[LykxSassinator]

What is changed and how it works?

Issue Number: Close #16102

What's Changed:

Add some necessary filters to filter out unnecessary data in metrics.

Related changes

• PR to update pingcap/docs/pingcap/docs-cn: None.
• Need to cherry-pick to the release branch: No need

Check List

Tests

• Manual test (add detailed scripts or steps below)
  • Generate a new tikv_details.json with the auto-gen tool
  • Load it into grafana.
    

Side effects

None

Release note

None

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• Connor1996
• overvenus

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[Connor1996]

Please update PR description's checklist

[overvenus]

Thanks!

[overvenus]

/merge

[ti-chi-bot]

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[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: add573e