Updated the Schema Cache limitations (#19374) (#19383)

[ti-chi-bot]

This is an automated cherry-pick of #19383

This is an automated cherry-pick of #19374

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What is changed, added or deleted? (Required)

Updated the Schema Cache limitations

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• v8.5 (TiDB 8.5 versions)
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• v5.3 (TiDB 5.3 versions)

What is the related PR or file link(s)?

• This PR is translated from:Updated the limitation of Schema Cache docs-cn#19039
• Other reference link(s):

Do your changes match any of the following descriptions?

• Delete files
• Change aliases
• Need modification after applied to another branch
• Might cause conflicts after applied to another branch

[hfxsd]

/approve

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