ttl: fix the issue that DROP TABLE / ALTER TABLE will keep job running (#57707)

[ti-chi-bot]

This is an automated cherry-pick of #57707

What problem does this PR solve?

Issue Number: close #57556, close #57702

Problem Summary:

If the TTL job owner restarts and the TTL table is disabled or dropped, it'll not be removed and will always keep running.

What changed and how does it work?

1. Also remove the table even when it's current status is not NULL if its heartbeat has timeout.
2. Shorten the GC period to 10 minutes.

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No need to test

  • I checked and no code files have been changed.

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[codecov]

Codecov Report

Attention: Patch coverage is 77.77778% with 2 lines in your changes missing coverage. Please review.

Please upload report for BASE (release-8.5@43b21d4). Learn more about missing BASE report.

Additional details and impacted files

@@               Coverage Diff                @@
##             release-8.5     #57827   +/-   ##
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  Coverage               ?   58.0571%           
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  Files                  ?       1774           
  Lines                  ?     638736           
  Branches               ?          0           
================================================
  Hits                   ?     370832           
  Misses                 ?     243870           
  Partials               ?      24034           

Flag	Coverage Δ
integration	37.5884% <0.0000%> (?)
unit	73.8240% <77.7777%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
dumpling	56.2477% <0.0000%> (?)
parser	∅ <0.0000%> (?)
br	51.9806% <0.0000%> (?)

[YangKeao]

/retest

[YangKeao]

LGTM

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: lcwangchao, YangKeao

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• OWNERS [YangKeao,lcwangchao]

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[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2025-01-06 09:29:31.636757335 +0000 UTC m=+173114.925589042: ☑️ agreed by lcwangchao.
• 2025-01-07 06:03:31.778200931 +0000 UTC m=+247155.067032634: ☑️ agreed by YangKeao.

[YangKeao]

/retest