zh, en: update some instance type for AWS Graviton

[csuzhangxc]

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• I've signed Contributor License Agreement that's required for repo owners to accept my contribution.

What is changed, added, or deleted? (Required)

We can use Graviton instances in AWS

Which TiDB Operator version(s) do your changes apply to? (Required)

• master (the latest development version)
• v1.6 (TiDB Operator 1.6 versions)
• v1.5 (TiDB Operator 1.5 versions)
• v1.4 (TiDB Operator 1.4 versions)
• v1.3 (TiDB Operator 1.3 versions)
• v1.2 (TiDB Operator 1.2 versions)

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[ti-chi-bot]

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[lilin90]

/lgtm

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-04-16 01:29:24.228042321 +0000 UTC m=+301583.339088770: ☑️ agreed by lilin90.

[lilin90]

/approve

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[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-1.5: #2554.

[ti-chi-bot]

In response to a cherrypick label: new pull request created to branch release-1.6: #2555.