*: fix redact log (#8415)

[ti-chi-bot]

This is an automated cherry-pick of #8415

What problem does this PR solve?

Issue Number: Close #8419.

What is changed and how does it work?

Check List

Tests

• Manual test

previous with redact log enabled:

[2024/07/18 11:32:59.548 +08:00] [INFO] [keyspace.go:383] ["[keyspace] added region label for keyspace"] [keyspace-id=0] [label-rule="{\"id\":\"keyspaces/0\",\"index\":0,\"labels\":[{\"key\":\"id\",\"value\":\"0\"}],\"rule_type\":\"key-range\",\"data\":[{\"start_key\":\"7200000000000000fb\",\"end_key\":\"7200000100000000fb\"},{\"start_key\":\"7800000000000000fb\",\"end_key\":\"7800000100000000fb\"}]}"] [takes=1.505851ms]
[2024/07/18 11:32:59.787 +08:00] [INFO] [cluster_worker.go:248] ["region batch split, generate new regions"] [region-id=12] [origin="id:14 end_key:\"748000FFFFFFFFFFFFF900000000000000F8\" region_epoch:<conf_ver:1 version:7 > peers:<id:15 store_id:1 >"] [total=1]

now with redact log disabled:

[2024/07/18 11:24:55.806 +08:00] [INFO] [keyspace.go:384] ["[keyspace] added region label for keyspace"] [keyspace-id=0] [label-rule="id: keyspaces/0, index: 0, type: key-range, labels: [key: id, value: 0], data: [startKey: {7200000000000000fb}, endKey: {7200000100000000fb}, startKey: {7800000000000000fb}, endKey: {7800000100000000fb}]"] [takes=1.031017ms]
[2024/07/18 11:24:56.768 +08:00] [INFO] [cluster_worker.go:248] ["region batch split, generate new regions"] [region-id=10] [origin="id:12 end_key:\"748000FFFFFFFFFFFFFA00000000000000F8\" region_epoch:<conf_ver:1 version:6 > peers:<id:13 store_id:1 >"] [total=1]

now with redact log enabled:

[2024/07/18 11:26:17.840 +08:00] [INFO] [keyspace.go:384] ["[keyspace] added region label for keyspace"] [keyspace-id=0] [label-rule=?] [takes=1.007138ms]
[2024/07/18 11:26:20.371 +08:00] [INFO] [cluster_worker.go:248] ["region batch split, generate new regions"] [region-id=14] [origin=?] [total=1]

Release note

None.

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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: HuSharp, lhy1024, niubell

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