*: temporarily skip some unstable test cases

[bb7133]

Skip the following test cases because they're not stable.

• Unstable test testInfoschemaTableSuite.TestForAnalyzeStatus #25896
• Unstable test testPessimisticSuite.TestAmendForUniqueIndex and testStatsSuite.TestAnalyzeGlobalStatsWithOpts2 #25986
• Unstable test testSuite.TestIterator #26235
• data race in TestFastAnalyze #25782

Release note

• No release note

[zhouqiang-cl]

LGTM

[ti-chi-bot]

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[zhouqiang-cl]

/LGTM

[zhouqiang-cl]

LGTM

[zhouqiang-cl]

LGTM

[ti-chi-bot]

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• jackysp
• zhouqiang-cl

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[jackysp]

/merge

[ti-chi-bot]

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

Commit hash: 96416b5

[ti-chi-bot]

@bb7133: Your PR was out of date, I have automatically updated it for you.

At the same time I will also trigger all tests for you:

/run-all-tests

If the CI test fails, you just re-trigger the test that failed and the bot will merge the PR for you after the CI passes.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.